Keyboard

- TRW Inc.
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Description

FIG. 1 is a front perspective view of a keyboard showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevation view thereof; and

FIG. 4 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D220132 March 1971 Boothby et al.
Other references
  • Olivetti Catalog #6658, 10/1970, p. 10--Keyboard at bottom right. Industrial Design, Jan./Feb. 1974, p. 61, Item 3--Braille Typewriter.
Patent History
Patent number: D251434
Type: Grant
Filed: Jun 15, 1977
Date of Patent: Mar 27, 1979
Assignee: TRW Inc. (Los Angeles, CA)
Inventor: Luigi Di Benedetto (El Segundo, CA)
Primary Examiner: Louis S. Zarfas
Attorney: W. Robert Spensley
Application Number: 5/806,630
Classifications
Current U.S. Class: With Keyboard (D18/7)
International Classification: D1801;