Electronic calculator

- Canon
Description

FIG. 1 is a front elevational view of an 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; and

FIG. 7 is a perspective view of the electronic calculator.

Referenced Cited
U.S. Patent Documents
D243958 April 5, 1977 Jinbo
Other references
  • Hewlett-Packard Flyer #5952-6077D, 7/1976, front cover-HP67 at right. Commodore Flyer #C10147, Minuteman 1 Calculator.
Patent History
Patent number: D267411
Type: Grant
Filed: Jul 31, 1980
Date of Patent: Dec 28, 1982
Assignee: Canon Kabushiki Kaisha (Tokyo)
Inventors: Takashi Hirata (Yokohama), Kunio Hirase (Yokohama)
Primary Examiner: Louis S. Zarfas
Law Firm: Fitzpatrick, Cella, Harper & Scinto
Application Number: 6/174,001
Classifications
Current U.S. Class: With Keyboard (D18/7)
International Classification: D1801;