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Publication numberUSD311904 S
Publication typeGrant
Application numberUS 07/174,524
Publication dateNov 6, 1990
Filing dateMar 28, 1988
Publication number07174524, 174524, US D311904 S, US D311904S, US-S-D311904, USD311904 S, USD311904S
InventorsRobert L. Solomon
Original AssigneeDatadesk International
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
US D311904 S
Abstract  available in
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  1. The ornamental design for a keyboard, as shown.

FIG. 1 is a top plan view of a keyboard showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a bottom plan view thereof.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US6752631Aug 2, 2001Jun 22, 2004Dawn Marie SchwarzkopfTeaching apparatus and method of enabling use of keyboard by young children
U.S. ClassificationD14/396