Granted Patent
Utility
US 4,313,085 · App. 06/080,611
Apparatus for detecting adjacent insulation faults in two or more wires
Inventor:
William C. Balchunas
Patented Case
View Patent ↗
Granted: Jan 26, 1982
Filed: Oct 1, 1979
Inventor
William C. Balchunas
Assignee (at issue)
Western Electric Company, 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.