Multi-function programmable electronic calculator

- Casio
Description

FIG. 1 is a top plan view of a multi-function programmable electronic calculator showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a left, front and top perspective view thereof.

Referenced Cited
U.S. Patent Documents
D285805 September 23, 1986 Yubisui et al.
D293688 January 12, 1988 Yubisui et al.
D299464 January 17, 1989 Shiozawa et al.
D304930 December 5, 1989 Hongo et al.
D317781 June 25, 1991 Takahata
D317782 June 25, 1991 Haneda
D317935 July 2, 1991 Sawano
Patent History
Patent number: D328090
Type: Grant
Filed: Jul 16, 1990
Date of Patent: Jul 21, 1992
Assignee: Casio Computer Co., Ltd. (Tokyo)
Inventor: Yukinori Ido (Tokyo)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Caron D. Veynar
Law Firm: Frishauf, Holtz, Goodman & Woodward
Application Number: 7/553,764
Classifications
Current U.S. Class: Combined (1) (D18/2); D14/100; With Keyboard (D18/7)