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:
Sep. 01, 1981
Filed:
Jul. 05, 1979
Applicant:
Inventors:
Hermann Ebert, Nuremberg, DE;
Gunter Bachmann, Zirndorf, DE;
Assignee:
Triumph Werke Nurnberg A.G., Nuremberg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
4006971 ; 400308 ; 400310 ; 400320 ; 400903 ;
Abstract
An error correcting typewriter wherein a backspace correction key is operative to read an incorrect character from memory, to in turn reversely move a stepper motor controlled carriage twice the width of a character in error and then forwardly the width of the character in error and then to effect overstrike printing of the character in error.