Granted Patent
Utility
US 5,251,408 · App. 07/919,313
Grinding wheel assembly
Inventor:
Premakaran T. Boaz
Patented Case
View Patent ↗
Granted: Oct 12, 1993
Filed: Jul 27, 1992
Inventor
Premakaran T. Boaz
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.