Electronic calculator

- Casio
Description

FIG. 1 is a top plan view of an 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 right, front and top perspective view thereof.

Referenced Cited
U.S. Patent Documents
D260776 September 15, 1981 Yoshioka et al.
Other references
  • Hong Kong Enterprise; Mar. 1989; p. 568, #810 Beige Calculator middle top of page. Calculators by Unisonic Brochure; #CX1510 top of page.
Patent History
Patent number: D327494
Type: Grant
Filed: Sep 19, 1990
Date of Patent: Jun 30, 1992
Assignee: Casio Computer Co., Ltd. (Tokyo)
Inventor: Kenji Takahata (Hino)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Caron D. Veynar
Law Firm: Frishauf, Holtz, Goodman & Woodward
Application Number: 7/584,882
Classifications
Current U.S. Class: With Keyboard (D18/7); D14/100