Electronic calculator

- Sharp Corporation
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Description

FIG. 1 is an enlarged perspective view of an electronic calculator showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a right side elevational view thereof; and

FIG. 7 is a left side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D258740 March 31, 1981 Matsumoto
Other references
  • HFD-Retailing Home Furnishings, 1/1/79, Section two, p. 34-Sanyo & National Semiconductor Calculators at middle.
Patent History
Patent number: D273307
Type: Grant
Filed: Jun 18, 1982
Date of Patent: Apr 3, 1984
Assignee: Sharp Corporation (Osaka)
Inventor: Masafumi Yamagami (Osaka)
Primary Examiner: Louis S. Zarfas
Law Firm: Flehr, Hohbach, Test, Albritton & Herbert
Application Number: 6/389,989
Classifications
Current U.S. Class: With Keyboard (D18/7)