Numerical keyboard for notebook computer

- Sharp Corporation
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Description

FIG. 1 is a perspective view of a numerical keyboard for notebook computer showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a right side elevational view thereof; and,

FIG. 7 is a left side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D280406 September 3, 1985 Walker
D289396 April 21, 1987 Wilson et al.
D292404 October 20, 1987 Wilson et al.
D307888 May 15, 1990 Ishida
4004672 January 25, 1977 Hirano et al.
4142236 February 27, 1979 Martz et al.
Other references
  • Sharp PC-6220 Notebook Computer, undated.
Patent History
Patent number: D329848
Type: Grant
Filed: Sep 18, 1990
Date of Patent: Sep 29, 1992
Assignee: Sharp Corporation (Osaka)
Inventors: Kanji Mizusugi (Osaka), Kensho Tsuji (Osaka), Fumikazu Shimanuki (Osaka)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Freda S. Nunn
Law Firm: Flehr, Hohbach, Test, Albritton & Herbert
Application Number: 7/584,182
Classifications
Current U.S. Class: D14/115