Granted Patent
Utility
US 4,538,437 · App. 06/624,419
Forging machine kickout drive with running adjustment
Inventor:
Robert E. Wisebaker
Patented Case
View Patent ↗
Granted: Sep 3, 1985
Filed: Jun 25, 1984
Inventor
Robert E. Wisebaker
Assignee (at issue)
NATIONAL MACHINE COMPANY
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.