Multi-function programmable electronic calculator
- Casio
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Description
FIG. 1 is a top plan view of a multi-function programmable electronic calculator showing my new design;
FIG. 2 is a rear elevational view;
FIG. 3 is a right side elevational view;
FIG. 4 is a left side elevational view;
FIG. 5 is a front elevational view;
FIG. 6 is a bottom plan view;
FIG. 7 is a right, front and top perspective view thereof.
Referenced Cited
U.S. Patent Documents
D243250 | February 1, 1977 | Hazama |
D279107 | June 4, 1985 | Kikuchi et al. |
D279688 | July 16, 1985 | Kitai et al. |
D285805 | September 23, 1986 | Yubisui et al. |
D301895 | June 27, 1989 | Hayashi |
D304930 | December 5, 1989 | Hongo et al. |
D305535 | January 16, 1990 | Sakaguchi et al. |
D309601 | July 31, 1990 | Sawada et al. |
D309749 | August 7, 1990 | Ido |
Patent History
Patent number: D317782
Type: Grant
Filed: Aug 14, 1989
Date of Patent: Jun 25, 1991
Assignee: Casio Computer Co., Ltd. (Tokyo)
Inventor: Masanori Haneda (Hamura)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Caron D. Veynar
Law Firm: Frishauf, Holtz, Goodman & Woodward
Application Number: 7/393,567
Type: Grant
Filed: Aug 14, 1989
Date of Patent: Jun 25, 1991
Assignee: Casio Computer Co., Ltd. (Tokyo)
Inventor: Masanori Haneda (Hamura)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Caron D. Veynar
Law Firm: Frishauf, Holtz, Goodman & Woodward
Application Number: 7/393,567
Classifications