Granted Patent
Utility
US 4,164,609 · App. 05/904,074
Battery post seal
Inventor:
Henry E. Jensen
Patented Case
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Granted: Aug 14, 1979
Filed: May 8, 1978
Inventor
Henry E. Jensen
Assignee (at issue)
Eltra 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.