Electronic calculating machine

- Sharp Kabushiki Kaisha
Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of an electronic calculating machine showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof; and

FIG. 5 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D227671 July 1973 Yamamoto
D251272 March 6, 1979 Hazama et al.
4104728 August 1, 1978 Kasubuchi
Other references
  • Home Furnishings Daily, Thurs. 2/13/75, p. 11, "Mini-Root" calculator at bottom left.
Patent History
Patent number: D256695
Type: Grant
Filed: Nov 8, 1978
Date of Patent: Sep 2, 1980
Assignee: Sharp Kabushiki Kaisha
Inventor: Masafumi Yamagami (Osaka)
Primary Examiner: Louis S. Zarfas
Attorney: Paul D. Flehr
Application Number: 5/958,945
Classifications
Current U.S. Class: With Keyboard (D18/7)
International Classification: D1801;