Patents
Sitemap › B43 - Writing or drawing implements; Bureau accessories › B43L - Articles for writing or drawing upon; Accessories for writing or drawing › B43L 5 - Drawing-boards
Patents for B43L 5 - Drawing-boards (479)
02/1988
02/11/1988DE3625501A1 2-component drawing board light system
01/1988
01/14/1988DE3623671A1 Auxiliary device for converting a drawing board into a cutting device for rigid-foam articles
01/05/1988US4717109 Adjustable traveling mahl and magnetic support for mounting artist's canvases
01/05/1988US4716840 Drafting board with replaceable surface layer
10/1987
10/14/1987EP0241173A1 Drawing instruments
10/08/1987WO1987005863A1 Magnetically oriented draughting instrument
09/1987
09/22/1987US4694967 Drafting table accessory storage attachment device
09/01/1987US4690910 Sintered product of zirconia and method of producing the same
07/1987
07/01/1987CN86202566U Adjustable template drawing grid square
06/1987
06/23/1987US4675242 Method for holding hard plate under suction and soft sheet suitable for use in the practice of the method
06/19/1987DE3537126A1 Writing support with clamping member
06/16/1987US4672747 Magnetic device for aiding scaled reproduction of pictorial images in needlework
06/02/1987US4670794 Electronic print board
05/1987
05/19/1987US4667254 Electronic print board
05/19/1987US4665619 Method and apparatus for working on sheet material
04/1987
04/01/1987EP0216715A1 Lecture table
03/1987
03/31/1987US4654762 Light table
02/1987
02/18/1987CN86205882U Plastic drawing board
02/18/1987CN86203692U Number axis drawing and teaching board
01/1987
01/07/1987CN85205293U Ruling pen with which the width of line drawn is adjustable
12/1986
12/16/1986US4628572 Clip structure
12/03/1986CN85104485A 绘图板系统 Drawing board system
12/02/1986US4625425 Universal triangle
09/1986
09/02/1986CA1210577A1 Variable angle straight edge
08/1986
08/20/1986EP0191702A1 Rotatable drawing table with automatic positioning
08/12/1986US4605246 Writing board
08/05/1986US4603883 Paper sheet carrying board provided with clip and closable seat for containing writing articles
07/1986
07/02/1986EP0186082A1 Writing underlay
06/1986
06/10/1986US4593469 Large scale X-Y plotting table
05/1986
05/12/1986EP0168434A4 Writing board.
05/06/1986US4586730 Clipboard
04/1986
04/01/1986USH46 Process sequence for fabricating durable, personalized magnetic note holders
03/1986
03/12/1986CN85201977U Drawing boards dragged by linear pipe-type induction motors
01/1986
01/22/1986EP0168434A1 Writing board
12/1985
12/11/1985EP0164085A2 An electronic copy board
12/11/1985EP0164084A2 An electronic copy board
11/1985
11/21/1985EP0161808A1 Drawing board
07/1985
07/16/1985CA1190585A1 Layout boards
07/04/1985WO1985002817A1 Writing board
05/1985
05/14/1985US4516800 Device for picking up and handling drafting templates, triangles and the like
04/1985
04/30/1985US4513511 Layout boards
04/24/1985EP0137950A1 Anti-slide coating
02/1985
02/26/1985US4501438 Clipboard
01/1985
01/29/1985US4496058 Shopping organizer
12/1984
12/25/1984US4490777 Selective color illumination device for electronic drafting tables
12/11/1984US4487586 Framed board with writing surface
05/1984
05/29/1984US4450774 Drafting and drawing table
03/1984
03/13/1984CA1163436A1 Drawing board
02/1984
02/22/1984EP0101406A1 Drawing apparatus for moving technical drawing aids
07/1983
07/20/1983EP0083604A1 Drafting apparatus
06/1983
06/22/1983EP0082128A1 Framed writing board
04/1983
04/19/1983US4380124 Drawing board
03/1983
03/09/1983EP0073439A2 Device for holding sheet-like objects, in particular a drawing board or registration pad
03/02/1983EP0072791A1 Assembly for drawing lines in a given direction
02/1983
02/23/1983EP0072677A2 Layout boards
02/01/1983CA1140334A1 Magnetic drafting kit
01/1983
01/20/1983WO1983000123A1 Drafting apparatus
12/1982
12/21/1982CA1138103A1 Device for adjusting and fixing detecting means relative to the index mark on a recording disc
11/1982
11/09/1982CA1135113A1 Laminated lettering template
09/1982
09/28/1982US4351117 Drawing board apparatus
09/02/1982WO1982002855A1 Assembly for drawing lines in a given direction
12/1981
12/30/1981EP0042610A1 Paper sheet clamp
11/1981
11/25/1981EP0040372A1 Paper sheet clamp for writing, drawing or similar board
10/1981
10/27/1981US4297736 Device for adjusting and fixing detecting means relative to the index mark on a recording disc
08/1981
08/12/1981EP0033710A2 Device for unwinding, advancing and tensioning paper
07/1981
07/29/1981EP0032846A1 Drawing board
03/1981
03/31/1981US4258893 Supporting material for copying
03/10/1981US4255226 Devices for aiding the preparation of graphic artwork
02/1981
02/10/1981US4250396 Heated drafting board
01/1981
01/27/1981US4246702 Apparatus for use in drawing designs
09/1980
09/30/1980US4224742 Portable drawing apparatus
04/1979
04/10/1979US4148506 Portable drawing board
02/1979
02/13/1979US4138818 Drawing board
11/1978
11/21/1978CA1042972A1 Drafting board and support structure therefor
08/1978
08/22/1978US4108086 Drafting board and support structure therefor
05/1978
05/09/1978US4087916 Drawing table with a telescopic arm
09/1976
09/14/1976US3979832 Sliding surface for a drafting board
04/1976
04/13/1976US3950085 Optical transformation drawing apparatus
01/1976
01/06/1976US3930621 Paper holding attachment for drafting boards
1 2 3 4 5