Granted Patent
Utility
US 5,364,191 · App. 08/028,416
Pivot bearing
Inventor:
Walter Gruber
Patented Case
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Granted: Nov 15, 1994
Filed: Mar 9, 1993
Inventor
Walter Gruber
Assignee (at issue)
Firma Carl Freudenberg
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.