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. 25, 1984
Filed:
Jun. 10, 1982
Applicant:
Inventor:
Robert A Winter, Sioux Falls, SD (US);
Assignee:
Sencore, Inc., , SD (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H / ;
U.S. Cl.
CPC ...
361 91 ; 361-1 ; 324 725 ; 324149 ; 323369 ; 333 / ;
Abstract
A protection circuit for an electronic AC/DC instrument employs an input resistor connected across the DC input terminals of the instrument in series with the inner terminal of a coaxial cable connected to a resistance input probe, the inner cable being connected to the AC input terminals by means of a capacitor.