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.

Date of Patent:
Jan. 06, 1976

Filed:

May. 02, 1974
Applicant:
Inventors:

Walter R Jost, Richfield, MN (US);

Stuart S Horwitz, Baltimore, MD (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03K / ;
U.S. Cl.
CPC ...
323 25 ; 3072 / ; 307255 ; 323 38 ;
Abstract

Drivers (PNP transistors) are switched to ground by NPN transistors which e triggered by logic inputs. The drivers are connected in series with diodes so as to bias the diode to an on or off condition.


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