Granted Patent
Utility
US 4,176,239 · App. 05/884,976
Insulated electrical cable containing an agent for decontaminating and sealing the interior space thereof
Inventors:
Melvin Brauer, Thaddeus F. Kroplinski
Patented Case
View Patent ↗
Granted: Nov 27, 1979
Filed: Mar 9, 1978
Inventors
Melvin Brauer
Thaddeus F. Kroplinski
Assignee (at issue)
NL Industries, Inc.
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.