Desk-top electronic calculator

- Canon
Description

FIG. 1 is a front elevational view of a desk-top electronic calculator showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a side elevational view as seen from the left of FIG. 1;

FIG. 6 is a side elevational view as seen from the right of FIG. 1;

FIG. 7 is a perspective view of the calculator; and

FIG. 8 is a perspective view thereof in actual use.

Referenced Cited
U.S. Patent Documents
D251271 March 6, 1979 Kobayashi
D258666 March 24, 1981 Yoshioka et al.
Other references
  • Office Products, Apr. 1977, p. 118, Calculator at center. Office Products, Jul. 1978, p. 90, Programmable Calculator at center.
Patent History
Patent number: D263602
Type: Grant
Filed: Mar 28, 1980
Date of Patent: Mar 30, 1982
Assignee: Canon Kabushiki Kaisha (Tokyo)
Inventors: Eiichi Yoshioka (Abiko), Junichi Motoyoshi (Funabashi)
Primary Examiner: Louis S. Zarfas
Law Firm: Fitzpatrick, Cella, Harper & Scinto
Application Number: 6/134,770
Classifications
Current U.S. Class: With Keyboard (D18/7)
International Classification: D1801;