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FR71800E - Electric lamps - Google Patents

Electric lamps

Info

Publication number
FR71800E
FR71800E FR71800DA FR71800E FR 71800 E FR71800 E FR 71800E FR 71800D A FR71800D A FR 71800DA FR 71800 E FR71800 E FR 71800E
Authority
FR
France
Prior art keywords
electric lamps
lamps
electric
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
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British Thomson Houston Co Ltd
Original Assignee
British Thomson Houston Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from GB2565555A external-priority patent/GB797441A/en
Application filed by British Thomson Houston Co Ltd filed Critical British Thomson Houston Co Ltd
Application granted granted Critical
Publication of FR71800E publication Critical patent/FR71800E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/42—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp
    • H01K1/44—Means forming part of the lamp for the purpose of providing electrical connection, or support for, the lamp directly applied to, or forming part of, the vessel
FR71800D 1955-09-07 1957-07-12 Electric lamps Expired FR71800E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2565555A GB797441A (en) 1955-09-07 1955-09-07 Improvements in and relating to electric lamps
GB21922/56A GB806666A (en) 1955-09-07 1956-07-16 Improvements in and relating to electric lamps

Publications (1)

Publication Number Publication Date
FR71800E true FR71800E (en) 1960-01-19

Family

ID=26255602

Family Applications (2)

Application Number Title Priority Date Filing Date
FR1156184D Expired FR1156184A (en) 1955-09-07 1956-08-29 Electric lamps
FR71800D Expired FR71800E (en) 1955-09-07 1957-07-12 Electric lamps

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR1156184D Expired FR1156184A (en) 1955-09-07 1956-08-29 Electric lamps

Country Status (6)

Country Link
US (2) US2937308A (en)
BE (2) BE550768A (en)
DE (2) DE1043502B (en)
FR (2) FR1156184A (en)
GB (1) GB806666A (en)
NL (2) NL109314C (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3016727A (en) * 1959-04-02 1962-01-16 Gen Electric Flash lamp
GB943534A (en) * 1959-06-29 1963-12-04 Hunting Eng Ltd Improvements relating to electric lamp bulbs
US3197668A (en) * 1960-04-11 1965-07-27 John J Horan Lamp with resilient contact terminals
US3118717A (en) * 1960-04-11 1964-01-21 Horan John Joseph Elastic lamps, constructions, mountings and receptacles
US3206713A (en) * 1962-03-21 1965-09-14 John J Horan Lamp having resilient terminals
GB958350A (en) * 1963-02-18 1964-05-21 Ass Elect Ind Improvements in and relating to electric incandescent lamps
US3265923A (en) * 1963-03-19 1966-08-09 Westinghouse Electric Corp Baseless double-ended electric incandescent lamp
GB1007244A (en) * 1963-04-04 1965-10-13 Ass Elect Ind Improvements relating to electric incandescent lamps
US3270237A (en) * 1963-06-26 1966-08-30 Gen Electric Electric lamp with single ended pinch seal
US3369144A (en) * 1963-12-17 1968-02-13 Rival Lamps Ltd Capless lamps
US3341803A (en) * 1964-10-28 1967-09-12 Carlos Roberto P Bustamante Combination electrical conduit and bulb socket
US3523274A (en) * 1966-09-07 1970-08-04 John J Horan Simplified lamp and structure coaction system
NL6906704A (en) * 1969-05-02 1970-11-04
JPS4842783Y1 (en) * 1969-12-06 1973-12-11
GB1447764A (en) * 1972-11-09 1976-09-02 Thorn Electrical Ind Ltd Pinch-sealed electric lamps
US3857056A (en) * 1973-10-26 1974-12-24 Gen Motors Corp Wedge base light bulb
US3979627A (en) * 1975-04-28 1976-09-07 Gte Sylvania Incorporated Electric lamp with insulating base
DE7619712U1 (en) * 1976-06-22 1977-12-15 Patent-Treuhand-Gesellschaft Fuer Elektrische Gluehlampen Mbh, 8000 Muenchen DWARF GLOW BULB
NL7610860A (en) * 1976-10-01 1978-04-04 Philips Nv CELLLESS ELECTRIC LIGHT BULB.
JPS5369485A (en) * 1976-11-26 1978-06-20 Gen Electric Incandescent lamp
US5018992A (en) * 1988-05-20 1991-05-28 Gte Products Corporation Wedge lamp and clip
US20090271856A1 (en) 2008-04-24 2009-10-29 Novell, Inc. A Delaware Corporation Restricted use information cards

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US268270A (en) * 1882-11-28 Joseph v
DE616360C (en) * 1935-07-26 Radioroehrenfabrik G M B H Ham Process for the production of pinch feet for electric incandescent lamps and discharge vessels with high power consumption
US244277A (en) * 1881-07-12 maxim
US383675A (en) * 1888-05-29 Edward p
US2899671A (en) * 1959-08-11 Recessed double contact strip base
DE262287C (en) * 1912-07-17
AT127576B (en) * 1929-12-09 1932-04-11 Philips Nv Electric incandescent lamp or discharge tube.
FR745839A (en) * 1931-11-18 1933-05-17
DE632921C (en) * 1932-01-19 1936-07-16 Quarzlampen Gmbh Electric light tubes with caps surrounding the pole vessels
US2053138A (en) * 1935-06-20 1936-09-01 Gen Electric Miniature incandescent lamp
US2134472A (en) * 1936-05-09 1938-10-25 Guy N Criger Incandescent electric lamp base
BE427989A (en) * 1937-05-13
NL50924C (en) * 1937-05-15
US2561520A (en) * 1940-03-27 1951-07-24 Hartford Nat Bank & Trust Co Vacuumtight seal for electrical apparatus and method of forming such seals
US2359483A (en) * 1942-10-17 1944-10-03 Gen Electric Vitreous electrical device and its fabrication
GB674507A (en) * 1949-09-01
US2699659A (en) * 1951-02-03 1955-01-18 Sylvania Electric Prod Photoflash lamp
GB717630A (en) * 1951-07-20 1954-10-27 British Thomson Houston Co Ltd Improvements in and relating to electric incandescent lamps
US2802133A (en) * 1952-03-28 1957-08-06 Sylvania Electric Prod Electron discharge device
US2880349A (en) * 1954-06-17 1959-03-31 Eitelmccullough Inc Ceramic electron tube
US2860502A (en) * 1955-06-17 1958-11-18 Philips Corp Electric photographic flash lamp

Also Published As

Publication number Publication date
NL109314C (en)
GB806666A (en) 1958-12-31
BE550768A (en)
DE1043502B (en) 1958-11-13
NL105238C (en)
US2999180A (en) 1961-09-05
FR1156184A (en) 1958-05-13
US2937308A (en) 1960-05-17
BE559256A (en)
DE1062345B (en) 1959-07-30

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