Electronic calculator

- Casio
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Description

FIG. 1 is a front elevation view of an electronic calculator showing our new design;

FIG. 2 is a right side elevation view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a rear elevation view thereof; and,

FIG. 7 is a perspective view thereof.

Referenced Cited
U.S. Patent Documents
D280418 September 3, 1985 Hayashi et al.
D285575 September 9, 1986 Satake
Other references
  • Best Catalog; 1985/86; p. 305; #14 Casio Model DL-220 calculator.
Patent History
Patent number: D352730
Type: Grant
Filed: Jun 25, 1992
Date of Patent: Nov 22, 1994
Assignee: Casio Computer Co., Ltd. (Tokyo)
Inventors: Osamu Tsuchida (Tokyo), Yuichi Onumata (Ome)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Caron D. Veynar
Law Firm: Frishauf, Holtz, Goodman & Woodward
Application Number: 7/903,872
Classifications
Current U.S. Class: With Keyboard (D18/7)