Granted Patent
Utility
US 4,305,493 · App. 06/106,594
Friction shoe assembly for a speed responsive centrifugal clutch assembly
Inventor:
Russell Earl Silberschlag
Patented Case
View Patent ↗
Granted: Dec 15, 1981
Filed: Dec 26, 1979
Inventor
Russell Earl Silberschlag
Assignee (at issue)
BorgWarner Inc.
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.