Electronic calculator
- Casio
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Description
FIG. 1 is a front elevational view of a electronic calculator showing my new design;
FIG. 2 is a right side elvational view thereof;
FIG. 3 is a left side elevational view;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan elevational view thereof; and
FIG. 6 is a rear elevational view thereof;
Referenced Cited
U.S. Patent Documents
Other references
D241381 | September 1976 | Garnier |
D248994 | August 15, 1978 | Ikeda |
D249092 | August 22, 1978 | Ohie |
D273201 | March 27, 1984 | Sakata |
D279109 | June 4, 1985 | Yubisui et al. |
D293920 | January 26, 1988 | Yubisui et al. |
D297947 | October 4, 1988 | Yubisui et al. |
4264962 | April 28, 1981 | Kodaira |
4369498 | January 18, 1983 | Schulte |
- HFE-Retailing Home Furnishings, 6/5/1978, p. 55, bottom left #EL-8142 & EL-8138E. W. Bell Catalog, 1981, p. 234, Sharp Calculator #H, top right of page. W. Bell Catalog, 1984, p. 274, Texas Instruments TI-1766 #A, top left of page.
Patent History
Patent number: D304731
Type: Grant
Filed: Nov 24, 1986
Date of Patent: Nov 21, 1989
Assignee: Casio Computer Co., Ltd. (Tokyo)
Inventor: Yuichi Ohnumata (Kunitachi)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Caron D. Veynar
Law Firm: Frishauf, Holtz, Goodman & Woodward
Application Number: 6/934,320
Type: Grant
Filed: Nov 24, 1986
Date of Patent: Nov 21, 1989
Assignee: Casio Computer Co., Ltd. (Tokyo)
Inventor: Yuichi Ohnumata (Kunitachi)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Caron D. Veynar
Law Firm: Frishauf, Holtz, Goodman & Woodward
Application Number: 6/934,320
Classifications
Current U.S. Class:
With Keyboard (D18/7)