Granted Patent
Utility
US 4,286,467 · App. 06/110,741
Method of selecting rollers for high-speed journal bearings
Inventor:
Hans-Rudolf Kober
Patented Case
View Patent ↗
Granted: Sep 1, 1981
Filed: Jan 9, 1980
Inventor
Hans-Rudolf Kober
Assignee (at issue)
Fag Kugelfischer Georg Shäfer AG
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.