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GB8815127D0 - Wall panel suitable for use as blackboard & method of manufacture - Google Patents

Wall panel suitable for use as blackboard & method of manufacture

Info

Publication number
GB8815127D0
GB8815127D0 GB888815127A GB8815127A GB8815127D0 GB 8815127 D0 GB8815127 D0 GB 8815127D0 GB 888815127 A GB888815127 A GB 888815127A GB 8815127 A GB8815127 A GB 8815127A GB 8815127 D0 GB8815127 D0 GB 8815127D0
Authority
GB
United Kingdom
Prior art keywords
blackboard
manufacture
wall panel
panel suitable
wall
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.)
Granted
Application number
GB888815127A
Other versions
GB2206315B (en
GB2206315A (en
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.)
RB DISENOS SA
Cristales Curvados SA CRICURSA
Original Assignee
RB DISENOS SA
Cristales Curvados SA CRICURSA
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
Application filed by RB DISENOS SA, Cristales Curvados SA CRICURSA filed Critical RB DISENOS SA
Publication of GB8815127D0 publication Critical patent/GB8815127D0/en
Publication of GB2206315A publication Critical patent/GB2206315A/en
Application granted granted Critical
Publication of GB2206315B publication Critical patent/GB2206315B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
    • B43L1/04—Blackboards
    • B43L1/06—Blackboards rigid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
    • B43L1/04—Blackboards
    • B43L1/10—Writing surfaces thereof
GB8815127A 1987-06-29 1988-06-24 Wall panel suitable for use as a blackboard and method of manufacture Expired - Fee Related GB2206315B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES19878702185U ES1002753Y (en) 1987-06-29 1987-06-29 WALL PANEL IN FUNCTION OF SLATE

Publications (3)

Publication Number Publication Date
GB8815127D0 true GB8815127D0 (en) 1988-08-03
GB2206315A GB2206315A (en) 1989-01-05
GB2206315B GB2206315B (en) 1992-02-19

Family

ID=8251912

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8815127A Expired - Fee Related GB2206315B (en) 1987-06-29 1988-06-24 Wall panel suitable for use as a blackboard and method of manufacture

Country Status (5)

Country Link
DE (1) DE3820940A1 (en)
ES (1) ES1002753Y (en)
FR (1) FR2617093A1 (en)
GB (1) GB2206315B (en)
IT (2) IT8867608A0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU4803199A (en) * 1998-07-21 2000-02-14 Genaro Aldrete Frances Writing board with reference lines which are invisible from a distance and fabrication process
ES2207003T3 (en) * 1998-11-19 2004-05-16 Guardian Llodio, S.L. MANUFACTURING PROCEDURE OF A SLATE AND SLATE OBTAINED WITH SUCH PROCEDURE.
RU2213012C1 (en) * 2002-11-28 2003-09-27 Общество с ограниченной ответственностью "Веди-СЛ" Lecture room board and method for manufacture of board
US20050112324A1 (en) * 2003-11-21 2005-05-26 Rosenbaum Barry M. Low gloss dry erasable surface

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE78125C (en) * J. KÖSTNER, J. klein 11. J. HASTREITER, Furth i. Walde, Bayern Writing board
GB500443A (en) * 1937-10-20 1939-02-09 Percy Rowed Lang Improvements relating to slates, blackboards, and other repeatedly useable writing boards and tablets
DE1748519U (en) * 1957-03-26 1957-07-11 Walter Weyel SCHOOL WALL BOARD.
DE1807402U (en) * 1959-12-08 1960-03-03 Westdeutsche Lehrmittelfabrik WRITING BOARD, IN PARTICULAR DESK.

Also Published As

Publication number Publication date
ES1002753U (en) 1988-06-16
FR2617093A1 (en) 1988-12-30
IT225616Y1 (en) 1996-12-06
GB2206315B (en) 1992-02-19
IT9053147V0 (en) 1990-07-13
GB2206315A (en) 1989-01-05
DE3820940A1 (en) 1989-01-12
ES1002753Y (en) 1989-02-01
IT8867608A0 (en) 1988-06-28
IT9053147U1 (en) 1992-01-13

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920624