Granted Patent
Utility
US 4,600,962 · App. 06/463,492
Apparatus for monitoring and protecting a device against a plurality of fault conditions
Inventor:
James Carl Bliehall
Patented Case
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Granted: Jul 15, 1986
Filed: Feb 3, 1983
Inventor
James Carl Bliehall
Assignee (at issue)
SENTEC LTD
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.