Granted Patent
Utility
US 5,101,601 · App. 07/613,589
Grinding workpieces
Inventor:
James G. Funnell
Patented Case
View Patent ↗
Granted: Apr 7, 1992
Filed: Jan 22, 1991
Inventor
James G. Funnell
Assignee (at issue)
Ford Motor 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.