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:
Jan. 16, 1979
Filed:
Feb. 01, 1977
Applicant:
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ; G06F / ;
U.S. Cl.
CPC ...
235310 ; 235311 ; 364709 ;
Abstract
Disclosed is an electronic data processing equipment for specifying and identifying the radices or units of numeric data entered and converting them into numbers in predetermined radices or units so that arithmetic operations are carried out between the numbers expressed in different radices or units. Furthermore means is provided for permitting the subtraction of a number in one radix or unit from a number in another radix or unit without the use of the functional keys.