Granted Patent
Utility
US 4,356,239 · App. 06/226,060
Open and short circuit test apparatus
Inventor:
Jimmy L. Stewart
Patented Case
View Patent ↗
Granted: Oct 26, 1982
Filed: Jan 19, 1981
Inventor
Jimmy L. Stewart
Assignee (at issue)
General Battery 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.