Granted Patent
Utility
US 4,398,774 · App. 06/301,812
Carrier in a bearing assembly for enabling axial motion of a free end of a drive shaft
Inventors:
Horst Voll, Gerhard Braune
Patented Case
View Patent ↗
Granted: Aug 16, 1983
Filed: Sep 11, 1981
Inventors
Horst Voll
Gerhard Braune
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.