Electronic calculating machine

- Sharp Kabushiki Kaisha
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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 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 left side elevational view thereof; and

FIG. 7 is a bottom plan view.

Referenced Cited
U.S. Patent Documents
D218785 September 1970 Gore
D247391 February 28, 1978 Hazama et al.
D249390 September 12, 1978 Ohie
Other references
  • Home Furnishings Daily, Mon. 6/2/75, p. 19-Litronix Exponential Calculator at bottom right.
Patent History
Patent number: D256699
Type: Grant
Filed: Nov 20, 1978
Date of Patent: Sep 2, 1980
Assignee: Sharp Kabushiki Kaisha
Inventor: Isao Kitai (Osaka)
Primary Examiner: Louis S. Zarfas
Attorney: Paul D. Flehr
Application Number: 5/962,150
Classifications
Current U.S. Class: With Keyboard (D18/7)
International Classification: D1801;