Granted Patent
Utility
US 4,539,272 · App. 06/559,059
Electrochemical cell having a plurality of battery stacks
Inventor:
Franz Goebel
Patented Case
View Patent ↗
Granted: Sep 3, 1985
Filed: Dec 7, 1983
Inventor
Franz Goebel
Assignee (at issue)
GTE Government Systems 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.