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:
Mar. 29, 1977
Filed:
Jul. 15, 1975
Applicant:
Inventor:
Carol M Rines, Boston, MA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
197189 ; 197192 ;
Abstract
This disclosure deals with variable bottom-edge margin indication for typewriter paper and the like in which the sensor-monitoring of the bottom edge of a side margin of the paper is disposed at variably calibratingly adjustable regions, preferably near a side end, of the platen, with ready external calibration control thereof and momentary bell alarm upon the reaching of the preset bottom edge margin.