Granted Patent
Utility
US 4,254,854 · App. 06/001,597
Centrifugal clutch shoe mounting arrangement
Inventor:
Richard C. St. John
Patented Case
View Patent ↗
Granted: Mar 10, 1981
Filed: Jan 8, 1979
Inventor
Richard C. St. John
Assignee (at issue)
Dyneer 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.