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:
Aug. 12, 1986
Filed:
Aug. 24, 1981
Applicant:
Inventor:
Leo M Chattler, Moraga, CA (US);
Assignee:
DCM Industries, Inc., San Leandro, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
H04B / ;
U.S. Cl.
CPC ...
1791 / ; 324 52 ;
Abstract
An auxiliary test system for use with a long transmission line such as one having a telephone at an end thereof whereby from a remote central test station a line may be tested for a short between wires, an open, an abnormal load condition or reversed connections and the relative location of such a fault condition determined.