Granted Patent
Utility
US 5,682,928 · App. 08/667,069
Method and apparatus for making battery plates
Inventor:
Larry Keith
Patented Case
View Patent ↗
Granted: Nov 4, 1997
Filed: Jun 20, 1996
Inventor
Larry Keith
Assignee (at issue)
Entek Manufacturing LLC
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.