GB1345980A - Blood collecting assembly - Google Patents
Blood collecting assemblyInfo
- Publication number
- GB1345980A GB1345980A GB5263072*A GB5263072A GB1345980A GB 1345980 A GB1345980 A GB 1345980A GB 5263072 A GB5263072 A GB 5263072A GB 1345980 A GB1345980 A GB 1345980A
- Authority
- GB
- United Kingdom
- Prior art keywords
- blood collecting
- collecting assembly
- april
- heading
- relate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/153—Devices specially adapted for taking samples of venous or arterial blood, e.g. with syringes
- A61B5/154—Devices using pre-evacuated means
- A61B5/1545—Devices using pre-evacuated means comprising means for indicating vein or arterial entry
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150015—Source of blood
- A61B5/15003—Source of blood for venous or arterial blood
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150206—Construction or design features not otherwise provided for; manufacturing or production; packages; sterilisation of piercing element, piercing device or sampling device
- A61B5/150213—Venting means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150206—Construction or design features not otherwise provided for; manufacturing or production; packages; sterilisation of piercing element, piercing device or sampling device
- A61B5/150221—Valves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150206—Construction or design features not otherwise provided for; manufacturing or production; packages; sterilisation of piercing element, piercing device or sampling device
- A61B5/150259—Improved gripping, e.g. with high friction pattern or projections on the housing surface or an ergonometric shape
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150351—Caps, stoppers or lids for sealing or closing a blood collection vessel or container, e.g. a test-tube or syringe barrel
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150374—Details of piercing elements or protective means for preventing accidental injuries by such piercing elements
- A61B5/150381—Design of piercing elements
- A61B5/150389—Hollow piercing elements, e.g. canulas, needles, for piercing the skin
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150374—Details of piercing elements or protective means for preventing accidental injuries by such piercing elements
- A61B5/150381—Design of piercing elements
- A61B5/150473—Double-ended needles, e.g. used with pre-evacuated sampling tubes
- A61B5/150496—Details of construction of hub, i.e. element used to attach the double-ended needle to a piercing device or sampling device
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150732—Needle holders, for instance for holding the needle by the hub, used for example with double-ended needle and pre-evacuated tube
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- Hematology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Surgery (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Vascular Medicine (AREA)
- Anesthesiology (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- External Artificial Organs (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
1345980 Blood sampling apparatus ABBOTT LABORATORIES 12 April 1972 [30 April 1971] 52630/72 Divided out of 1345979 Heading A5R The subject matter of this Specification is disclosed in Specification 1345979 but the claims relate to the embodiment in which the valve comprises at least two spaced columns.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13899071A | 1971-04-30 | 1971-04-30 | |
| GB1698372 | 1972-04-12 | ||
| AU41120/72A AU462860B2 (en) | 1971-04-30 | 1972-04-13 | Blood collecting assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1345980A true GB1345980A (en) | 1974-02-06 |
Family
ID=46650987
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1698372A Expired GB1345979A (en) | 1971-04-30 | 1972-04-12 | Blood collecting assemblies |
| GB5263072*A Expired GB1345980A (en) | 1971-04-30 | 1972-04-12 | Blood collecting assembly |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1698372A Expired GB1345979A (en) | 1971-04-30 | 1972-04-12 | Blood collecting assemblies |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3886930A (en) |
| AU (1) | AU462860B2 (en) |
| CA (1) | CA1009110A (en) |
| CH (1) | CH555182A (en) |
| DE (1) | DE2221096A1 (en) |
| FR (1) | FR2134516B1 (en) |
| GB (2) | GB1345979A (en) |
| IT (1) | IT953829B (en) |
| ZA (1) | ZA722405B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6068011A (en) | 1993-10-13 | 2000-05-30 | Paradis; Joseph R. | Control of fluid flow |
Families Citing this family (83)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4325388A (en) * | 1973-02-05 | 1982-04-20 | Louis Bucalo | Apparatus for collecting and processing body fluids |
| CH591866A5 (en) * | 1975-11-05 | 1977-09-30 | Lezard Sa | |
| US4020831A (en) * | 1975-12-04 | 1977-05-03 | Technicon Instruments Corporation | Blood collecting syringe |
| US4041934A (en) * | 1976-02-02 | 1977-08-16 | Abbott Laboratories | Arterial blood sampling unit |
| US4106497A (en) * | 1977-02-04 | 1978-08-15 | Becton, Dickinson And Company | Multiple sample needle assembly with indicator means |
| US4134512A (en) * | 1977-06-08 | 1979-01-16 | Becton, Dickinson And Company | One-way evacuated tube stopper |
| US4154229A (en) * | 1977-08-10 | 1979-05-15 | Becton, Dickinson And Company | Blood collection system with venipuncture indicator |
| DE2852843A1 (en) * | 1977-12-23 | 1979-06-28 | Erba Carlo Spa | NEEDLE FOR TRANSFUSIONS, INFUSIONS, ETC. |
| US4215702A (en) * | 1978-01-12 | 1980-08-05 | Patrick Ayer | Arterial blood extraction device |
| US4266543A (en) * | 1979-02-22 | 1981-05-12 | Blum Alvin S | Hypodermic needle protection means |
| US4333479A (en) * | 1979-10-01 | 1982-06-08 | Shiplee Iii Lewis D | Disposable needle assembly |
| US4312362A (en) * | 1980-10-02 | 1982-01-26 | Becton, Dickinson And Company | Single sample needle with vein entry indicator |
| US4572210A (en) * | 1981-07-01 | 1986-02-25 | Marquest Medical Products, Inc. | Syringe with means for allowing passage of air while preventing the passage of blood to obtain a gas-free blood sample |
| US4424817A (en) | 1981-07-01 | 1984-01-10 | Marquest Medical Products, Inc. | Syringe with means for automatically sealing a blood sample within the syringe |
| US4416291A (en) * | 1981-07-20 | 1983-11-22 | Becton Dickinson And Company | Multiple sample needle assembly with vein entry indicator |
| US4398544A (en) * | 1981-10-15 | 1983-08-16 | Becton Dickinson And Company | Single and multiple sample needle assembly with vein entry indicator |
| EP0241557B1 (en) * | 1985-10-15 | 1992-02-26 | Pan American Trading Co.,Ltd. | Grout injector |
| US4931048A (en) * | 1986-04-07 | 1990-06-05 | Icu Medical, Inc. | Medical device |
| US5135513A (en) * | 1987-02-05 | 1992-08-04 | Medicorp Holding S.A. | Connector for liquid transfer device |
| US4772275A (en) * | 1987-03-09 | 1988-09-20 | Prn Services, Inc. | Sheath for devices for injecting or withdrawing body fluids |
| US4943284A (en) * | 1987-03-09 | 1990-07-24 | Erlich Frederick L | Sheath for devices for injecting or withdrawing body fluids |
| US4782841A (en) * | 1987-04-07 | 1988-11-08 | Icu Medical, Inc. | Medical device |
| US5154699A (en) * | 1988-03-01 | 1992-10-13 | Ryan Medical, Inc. | Safety winged needle device for use with fistulas |
| US4893636A (en) * | 1988-03-09 | 1990-01-16 | Sherwood Medical Company | Medical container stopper |
| US4971068A (en) * | 1989-07-07 | 1990-11-20 | Bio-Plexus, Inc. | Blood vessel locating needle assembly with thermochromic indicator |
| DE4000968C1 (en) * | 1990-01-16 | 1991-06-20 | Dieter 2090 Drage De Wendelborn | Blood sampling apparatus - has blood observation chamber mounted in sampling vessel stopper |
| US5167642A (en) * | 1990-08-27 | 1992-12-01 | Baxter International Inc. | Sheath for a blunt cannula |
| JPH0732766B2 (en) * | 1990-09-26 | 1995-04-12 | テルモ株式会社 | Blood collection needle |
| US5222502A (en) * | 1990-09-26 | 1993-06-29 | Terumo Kabushiki Kaisha | Blood collecting needle |
| US5122123A (en) | 1991-01-30 | 1992-06-16 | Vaillancourt Vincent L | Closed system connector assembly |
| NZ328241A (en) | 1991-12-18 | 2000-04-28 | Icu Medical Inc | Body element for medical valve including seal in form of tube with closed end presenting swabbable surface |
| JPH07379A (en) * | 1993-02-22 | 1995-01-06 | Issei Suzuki | Vacuum blood collecting needle |
| US5485854A (en) * | 1994-04-12 | 1996-01-23 | Smiths Industries Medical Systems, Inc. | Safety blood collection tube holder and assembly therefor |
| KR100441231B1 (en) * | 1994-06-24 | 2004-10-12 | 아이시유메디칼인코오포레이티드 | Fluid transfer device and method of use |
| US5738663A (en) | 1995-12-15 | 1998-04-14 | Icu Medical, Inc. | Medical valve with fluid escape space |
| US5662127A (en) * | 1996-01-17 | 1997-09-02 | Bio-Plas, Inc. | Self-contained blood withdrawal apparatus and method |
| US5776076A (en) * | 1996-03-11 | 1998-07-07 | Chen; Long-Hsiung | Safety vacuum syringe for blood sampling |
| US6958055B2 (en) * | 1998-09-04 | 2005-10-25 | Nmt Group Plc | Retractable needle syringe including a sheath and an intravenous adapter |
| GB2359754B (en) * | 2000-03-03 | 2004-04-28 | Nmt Group Plc | Needle sheath |
| JP2002543890A (en) * | 1999-05-05 | 2002-12-24 | ノボ ノルディスク アクティーゼルスカブ | piston |
| US6533760B2 (en) | 2000-05-02 | 2003-03-18 | Becton, Dickinson And Company | Flashback blood collection needle |
| US6712792B2 (en) | 2001-05-02 | 2004-03-30 | Becton, Dickinson And Company | Flashback blood collection needle |
| SG121744A1 (en) * | 2002-11-06 | 2006-05-26 | Becton Dickinson Co | Flashback blood collection needle with needle shield |
| US7217258B2 (en) * | 2003-05-02 | 2007-05-15 | Becton, Dickinson And Company | Controlled release structure for attaching medical devices |
| US7226432B2 (en) * | 2004-05-03 | 2007-06-05 | Clear View Patient Safety Products, Llc | Blood drawing device |
| US7530967B2 (en) * | 2004-05-03 | 2009-05-12 | Clearview Patient Safety Technologies, Llc | Porous multiple sample sleeve and blood drawing device for flash detection |
| US7396343B2 (en) * | 2004-05-03 | 2008-07-08 | Clear View Patient Safty Products, Llc | Blood drawing device with flash detection |
| US20080086085A1 (en) * | 2004-05-03 | 2008-04-10 | Leroy Brown | Blood drawing device with flash detection |
| US20050273019A1 (en) * | 2004-06-02 | 2005-12-08 | Becton, Dickinson And Company | Blood collection set with venting mechanism |
| EP1602328A1 (en) * | 2004-06-02 | 2005-12-07 | Becton, Dickinson and Company | Flashback Blood Collection Needle |
| AU2004322758B2 (en) * | 2004-08-16 | 2011-02-03 | Becton, Dickinson And Company | Flashback blood collection needle |
| US20060129064A1 (en) * | 2004-11-29 | 2006-06-15 | Becton, Dickinson And Company | Blood collection set with an expanded internal volume |
| JP2010514501A (en) * | 2006-12-29 | 2010-05-06 | タイコ ヘルスケア グループ リミテッド パートナーシップ | Vented phlebotomy needle with flashback chamber |
| DE102007031799B3 (en) * | 2007-07-07 | 2008-10-16 | Haindl, Hans, Dr. med. | Needle device for the removal of spinal fluid (cerebrospinal fluid) |
| CA2639654A1 (en) * | 2007-09-27 | 2009-03-27 | Tyco Healthcare Group Lp | Blood collection needle assembly |
| US7918805B2 (en) * | 2007-09-27 | 2011-04-05 | Tyco Healthcare Group Lp | Phlebotomy needle with shape memory alloy flashback sensor |
| JP5785951B2 (en) * | 2009-12-15 | 2015-09-30 | クック・メディカル・テクノロジーズ・リミテッド・ライアビリティ・カンパニーCook Medical Technologies Llc | Low length one-way valve |
| US8172795B2 (en) * | 2010-03-15 | 2012-05-08 | Becton, Dickinson And Company | Medical device including an air evacuation system |
| US9174007B2 (en) | 2010-03-15 | 2015-11-03 | Becton, Dickinson And Company | Medical device including an air evacuation system |
| US8535241B2 (en) | 2011-10-13 | 2013-09-17 | Magnolia Medical Technologies, Inc. | Fluid diversion mechanism for bodily-fluid sampling |
| US9022951B2 (en) * | 2012-05-30 | 2015-05-05 | Magnolia Medical Technologies, Inc. | Fluid diversion mechanism for bodily-fluid sampling |
| US9060724B2 (en) * | 2012-05-30 | 2015-06-23 | Magnolia Medical Technologies, Inc. | Fluid diversion mechanism for bodily-fluid sampling |
| WO2014022275A1 (en) | 2012-08-01 | 2014-02-06 | Magnolia Medical Technologies, Inc. | Fluid diversion mechanism for bodily-fluid sampling |
| WO2014019197A1 (en) * | 2012-08-02 | 2014-02-06 | Zhang Jianming | Syringe type vacuum blood collector with telescopic protective sleeve |
| WO2014058945A1 (en) | 2012-10-11 | 2014-04-17 | Bullington Gregory J | Systems and methods for delivering a fluid to a patient with reduced contamination |
| EP2925228B1 (en) | 2012-11-30 | 2018-09-26 | Magnolia Medical Technologies, Inc. | Syringe based fluid diversion mechanism for bodily-fluid sampling |
| CN107874786B (en) | 2012-12-04 | 2020-11-24 | 木兰医药技术股份有限公司 | Devices for obtaining body fluid samples from patients |
| US10772548B2 (en) | 2012-12-04 | 2020-09-15 | Magnolia Medical Technologies, Inc. | Sterile bodily-fluid collection device and methods |
| WO2015134431A1 (en) | 2014-03-03 | 2015-09-11 | Magnolia Medical Technologies, Inc. | Apparatus and methods for disinfection of a specimen container |
| EP4059426B1 (en) | 2015-06-12 | 2023-12-13 | Magnolia Medical Technologies, Inc. | Bodily-fluid sampling and transfer device |
| US10010282B2 (en) * | 2015-07-24 | 2018-07-03 | Kurin, Inc. | Blood sample optimization system and blood contaminant sequestration device and method |
| EP3733067B1 (en) | 2015-09-03 | 2023-06-14 | Magnolia Medical Technologies, Inc. | System for maintaining sterility of a specimen container |
| IL267684B2 (en) | 2016-12-27 | 2023-10-01 | Kurin Inc | A system for optimizing blood samples and a device and method for the determination of infection |
| US11617525B2 (en) * | 2017-02-10 | 2023-04-04 | Kurin, Inc. | Blood contaminant sequestration device with passive fluid control junction |
| US10827964B2 (en) * | 2017-02-10 | 2020-11-10 | Kurin, Inc. | Blood contaminant sequestration device with one-way air valve and air-permeable blood barrier with closure mechanism |
| JP7273807B2 (en) | 2017-06-09 | 2023-05-15 | マグノリア メディカル テクノロジーズ,インコーポレイテッド | Fluid control device and method of using same |
| EP3658209A1 (en) | 2017-07-25 | 2020-06-03 | Kurin, Inc. | Needle assembly with needle safety shield |
| US11076787B2 (en) | 2017-09-12 | 2021-08-03 | Magnolia Medical Technologies, Inc. | Fluid control devices and methods of using the same |
| WO2019113505A1 (en) | 2017-12-07 | 2019-06-13 | Magnolia Medical Technologies, Inc. | Fluid control devices and methods of using the same |
| CN121101556A (en) | 2019-02-08 | 2025-12-12 | 木兰医药技术股份有限公司 | Device and method for collecting and dispensing body fluids |
| WO2020185914A1 (en) | 2019-03-11 | 2020-09-17 | Magnolia Medical Technologies, Inc. | Fluid control devices and methods of using the same |
| CN119469908A (en) | 2019-04-01 | 2025-02-18 | 酷睿有限公司 | Non-exhaust airframe fluid sample optimization device and system |
| US20230191033A1 (en) | 2021-12-17 | 2023-06-22 | Kurin, Inc. | Syringes configured to inhibit forward plunger movement |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2837093A (en) * | 1954-06-01 | 1958-06-03 | Joseph A Rosenberg | Hypodermic syringe |
| US2847995A (en) * | 1954-08-23 | 1958-08-19 | Becton Dickinson Co | Transfusion needle sheath |
| US3093134A (en) * | 1959-01-19 | 1963-06-11 | Brunswick Corp | Needle with molded hub |
| US3134380A (en) * | 1962-02-08 | 1964-05-26 | Thomas A Armao | Shielded hypodermic needle |
| US3200486A (en) * | 1963-09-16 | 1965-08-17 | Walter A Shields | Method of applying a shield to a hypodermic needle |
| US3304934A (en) * | 1964-09-29 | 1967-02-21 | Dionisio O Bautista | Blood drawing device |
| US3366103A (en) * | 1965-06-24 | 1968-01-30 | Becton Dickinson Co | Blood collecting assembly |
| US3469572A (en) * | 1966-08-18 | 1969-09-30 | Becton Dickinson Co | Apparatus for taking multiple fluid samples |
| CA928600A (en) * | 1967-12-05 | 1973-06-19 | Ims Ltd. | Blood sampling tube holder |
| US3500821A (en) * | 1967-12-05 | 1970-03-17 | Asper Vac Corp | Multiple blood sampling apparatus with aspiration means |
| US3585984A (en) * | 1968-04-10 | 1971-06-22 | Parke Davis & Co | Blood transfer device |
| SE377967B (en) * | 1969-06-12 | 1975-08-04 | Johnson & Johnson |
-
1972
- 1972-04-07 CA CA139,197A patent/CA1009110A/en not_active Expired
- 1972-04-10 ZA ZA722405A patent/ZA722405B/en unknown
- 1972-04-12 GB GB1698372A patent/GB1345979A/en not_active Expired
- 1972-04-12 GB GB5263072*A patent/GB1345980A/en not_active Expired
- 1972-04-13 AU AU41120/72A patent/AU462860B2/en not_active Expired
- 1972-04-25 FR FR7214719A patent/FR2134516B1/fr not_active Expired
- 1972-04-25 CH CH612172A patent/CH555182A/en not_active IP Right Cessation
- 1972-04-27 IT IT23656/72A patent/IT953829B/en active
- 1972-04-28 DE DE19722221096 patent/DE2221096A1/en active Pending
-
1973
- 1973-11-28 US US419659A patent/US3886930A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6068011A (en) | 1993-10-13 | 2000-05-30 | Paradis; Joseph R. | Control of fluid flow |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2134516B1 (en) | 1977-12-23 |
| AU4112072A (en) | 1973-10-18 |
| US3886930A (en) | 1975-06-03 |
| ZA722405B (en) | 1973-01-31 |
| AU462860B2 (en) | 1975-07-10 |
| CH555182A (en) | 1974-10-31 |
| DE2221096A1 (en) | 1972-11-30 |
| CA1009110A (en) | 1977-04-26 |
| FR2134516A1 (en) | 1972-12-08 |
| GB1345979A (en) | 1974-02-06 |
| IT953829B (en) | 1973-08-10 |
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