The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 10, 1982
Filed:
Oct. 24, 1979
Applicant:
Inventors:
Ichiro Sado, Tokyo, JP;
Mitsuo Cho, Ina, JP;
Juji Kishimoto, Tokyo, JP;
Masayuki Sasaki, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K / ; G06F / ;
U.S. Cl.
CPC ...
364710 ;
Abstract
An electronic calculator having a printer detects the key entry by one of arithmetic keys following the numerical key entry and prints one of arithmetic symbols and entered number respectively at the left-hand side and right-hand side of the print sheet.