Granted Patent
Utility
US 5,458,420 · App. 08/164,720
Bearing seal with encoder
Inventor:
Dennis L. Otto
Patented Case
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Granted: Oct 17, 1995
Filed: Dec 10, 1993
Inventor
Dennis L. Otto
Assignee (at issue)
THE TIMKEN 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.