Patent
   D336084
Priority
May 13 1991
Filed
May 13 1991
Issued
Jun 01 1993
Expiry
Jun 01 2007
Assg.orig
Entity
unknown
4
12
n/a
The ornamental design of a keyboard with bisectional letter keys, as shown and described.

FIG. 1 is a top, front and right side perspective view of a keyboard showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a rear elevational view thereof on a reduced scale; and,

FIG. 4 is a bottom plan view thereof.

Choi, Soon-Yong

Patent Priority Assignee Title
5775822, Oct 28 1996 Ergonomic computer keyboard
6241406, Sep 22 1998 Computer keyboard
D348875, Nov 20 1991 Combined two piece computer keyboard unit
D387340, Jul 10 1995 Ergonomic keyboard
Patent Priority Assignee Title
D270729, Sep 14 1981 IBM INFORMATION PRODUCTS CORPORATION, 55 RAILROAD AVENUE, GREENWICH, CT 06830 A CORP OF DE Interactive terminal keyboard
D281246, Feb 18 1983 IBM INFORMATION PRODUCTS CORPORATION, 55 RAILROAD AVENUE, GREENWICH, CT 06830 A CORP OF DE Keyboard
D293911, Feb 20 1985 Televideo Systems, Inc.; TELEVIDIO SYSTEMS, INC , A CORP OF CA Computer keyboard
D304451, Mar 31 1986 MATSUSHITA ELECTRIC INDUSTRIAL CO , LTD Key board for a computer
D308199, Jun 15 1987 Ing. C. Olivetti & C., S.p.A. Keyboard
D308200, Jun 15 1987 Ing C. Olivetti & C., S.p.A. Keyboard
D311384, Apr 14 1989 Northgate Computer Systems, Inc. Keyboard
D313402, Jun 30 1988 NEXT SOFTWARE, INC Keyboard for a computer
D316405, Feb 27 1989 Casio Computer Co., Ltd. Keyboard for data processing system
D316542, Jun 05 1989 nView Corporation Computer keyboard
D319047, Feb 27 1989 Canon Kabushiki Kaisha Keyboard for information storage and retrieval
D330199, Oct 11 1989 IBM INFORMATION PRODUCTS CORPORATION, 55 RAILROAD AVENUE, GREENWICH, CT 06830 A CORP OF DE Computer keyboard
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