Granted Patent
Utility
US 4,308,773 · App. 06/130,315
Method for shearing and separating battery grids
Inventor:
Jerry T. McDowell
Patented Case
View Patent ↗
Granted: Jan 5, 1982
Filed: Mar 14, 1980
Inventor
Jerry T. McDowell
Assignee (at issue)
BALL 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.