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:
Jul. 03, 1979
Filed:
Aug. 05, 1977
Applicant:
Inventor:
Larry H Merrick, Houston, TX (US);
Assignee:
Harco Corporation, Medina, OH (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01K / ;
U.S. Cl.
CPC ...
307 95 ; 2041 / ;
Abstract
Method and apparatus for determining the true cathode polarization potential or reference voltage for any corrosion protection system and which determination may be visually indicated, used as a feedback for automatic control of the corrosion protection system or both.