Combined calculator and clipboard

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Description

FIG. 1 is a perspective view of a combined calculator and clipboard showing my new design;

FIG. 2 is a left side elevational view;

FIG. 3 is a rear elevational view; and

FIG. 4 is a bottom plan view.

Referenced Cited
U.S. Patent Documents
D218720 September 1970 Shahan
D234592 March 1975 Callaway
D280081 August 13, 1985 Groves
D284199 June 10, 1986 Li
D284678 July 15, 1986 Shamoon
Foreign Patent Documents
1019723 May 1984 GBX
Patent History
Patent number: D296220
Type: Grant
Filed: Nov 20, 1985
Date of Patent: Jun 14, 1988
Assignee: Dah Sun Electronics Company Limited (Hong Kong)
Inventor: Danny C. C. Hung (Hong Kong)
Primary Examiner: Louis S. Zarfas
Application Number: 6/805,166