Granted Patent
Utility
US 4,604,564 · App. 06/101,897
Temperature controlled, auto timed, variable amperage cascading-water formation method for use with high antimony and maintenance free lead-acid batteries
Inventors:
Lawrence Windisch, John Nees, Harry M. Channing
Patented Case
View Patent ↗
Granted: Aug 5, 1986
Filed: Dec 10, 1979
Inventors
Lawrence Windisch
John Nees
Harry M. Channing
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.