Granted Patent
Utility
US 4,076,906 · App. 05/811,004
Apparatus for indicating battery cell condition
Inventor:
Henry E. Jensen
Patented Case
View Patent ↗
Granted: Feb 28, 1978
Filed: Jun 29, 1977
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.