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:
Jun. 19, 1984
Filed:
Feb. 15, 1983
Applicant:
Inventors:
Robert E Watson, Loveland, CO (US);
Jack M Walden, Loveland, CO (US);
Charles W Near, Loveland, CO (US);
Assignee:
Hewlett-Packard Company, Palo Alto, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ; G06F / ; G06F / ;
U.S. Cl.
CPC ...
364200 ;
Abstract
A programmable calculator having modular read-write and read-only memory units, a central processing unit, a keyboard input unit, and an output display unit, includes keys on the keyboard input unit for performing angular measurement unit conversion.