Calculator

- Sharp Corporation
Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a top plan view of a calculator showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a right side elevational view thereof with the leg extended; and

FIG. 7 is a front elevational view thereof with the leg extended.

Referenced Cited
U.S. Patent Documents
D247522 March 14, 1978 Woithe
D257045 September 23, 1980 Ikeda et al.
D258892 April 14, 1981 Ohie et al.
Other references
  • Solarex Reprint From Jewelers' Circular-Keystone, 3/1977 p. 1977--Solar Calculator at left on cover page. HFD-Retailing Home Furnishings, 6/1/1981 Section A, p. 9--Solar Calculator at bottom center.
Patent History
Patent number: D277681
Type: Grant
Filed: Mar 24, 1982
Date of Patent: Feb 19, 1985
Assignee: Sharp Corporation (Osaka)
Inventor: Katsuhiro Ishida (Osaka)
Primary Examiner: Louis S. Zarfas
Law Firm: Flehr, Hohbach, Test, Albritton & Herbert
Application Number: 6/361,486
Classifications
Current U.S. Class: With Keyboard (D18/7)