Granted Patent
Utility
US 4,336,971 · App. 06/172,816
Unitized multirow tapered roller bearing
Inventor:
Gerhard Reiter
Patented Case
View Patent ↗
Granted: Jun 29, 1982
Filed: Jul 28, 1980
Inventor
Gerhard Reiter
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.