Granted Patent
Utility
US 4,672,838 · App. 06/836,207
Bearing friction tester
Inventor:
Kim R. Reh
Patented Case
View Patent ↗
Granted: Jun 16, 1987
Filed: Feb 27, 1986
Inventor
Kim R. Reh
Assignee (at issue)
General Dynamics Corp., Pomona Division
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.