Granted Patent
Utility
US 4,607,309 · App. 06/610,540
Apparatus for detecting arcing faults on low-voltage spot networks
Inventor:
Martin T. Bishop
Patented Case
View Patent ↗
Granted: Aug 19, 1986
Filed: May 15, 1984
Inventor
Martin T. Bishop
Assignee (at issue)
Westinghouse Electric Company LLC
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.