Electronic calculator with telephone dialer
- Casio
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Description
FIG. 1 is a top plan view of an electronic calculator with telephone dialer 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; and
FIG. 7 is a perspective view thereof with front cover closed.
Referenced Cited
U.S. Patent Documents
Other references
D254435 | March 11, 1980 | Ferron |
D258892 | April 14, 1981 | Ohie et al. |
D308536 | June 12, 1990 | Suzuki |
4672685 | June 9, 1987 | Phillips et al. |
- IBM Technical Disclosure Bulletin; Wallet Terminal Keyboard with Acoustic Coupler by M. F. Davis and R. H. Koepf; vol. 10, No. 3, Aug. 1967. Hong Kong Enterprise; 9/1984; p. 96.
Patent History
Patent number: D317921
Type: Grant
Filed: Jun 26, 1989
Date of Patent: Jul 2, 1991
Assignee: Casio Computer Co., Ltd. (Tokyo)
Inventor: Toru Suzuki (Fussa)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Caron D. Veynar
Law Firm: Frishauf, Holtz, Goodman & Woodward
Application Number: 7/371,413
Type: Grant
Filed: Jun 26, 1989
Date of Patent: Jul 2, 1991
Assignee: Casio Computer Co., Ltd. (Tokyo)
Inventor: Toru Suzuki (Fussa)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Caron D. Veynar
Law Firm: Frishauf, Holtz, Goodman & Woodward
Application Number: 7/371,413
Classifications