Electronic calculator

- Casio
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Description

FIG. 1 is a top plan view of an electronic calculator showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view thereof.

Referenced Cited
U.S. Patent Documents
D257976 January 20, 1981 Schmidt
D279565 July 9, 1985 Forbis et al.
Patent History
Patent number: D314396
Type: Grant
Filed: Aug 11, 1988
Date of Patent: Feb 5, 1991
Assignee: Casio Computer Co., Ltd. (Tokyo)
Inventor: Masaki Hayashi (Koganei)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Caron D. Veynar
Law Firm: Frishauf, Holtz, Goodman & Woodward
Application Number: 7/231,540
Classifications
Current U.S. Class: With Keyboard (D18/7)