Granted Patent
Utility
US 4,278,508 · App. 06/093,214
Method of detecting a cathodic corrosion site on a metallized substrate
Inventors:
Lawrence K. White, Robert B. Comizzoli, George L. Schnable
Patented Case
View Patent ↗
Granted: Jul 14, 1981
Filed: Nov 13, 1979
Inventors
Lawrence K. White
Robert B. Comizzoli
George L. Schnable
Assignee (at issue)
RCA Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.