Granted Patent
Utility
US 4,296,979 · App. 06/123,027
Journal bearing for the shaft of a water pump or the like
Inventors:
Heinrich Hofmann, Gunther Markfelder
Patented Case
View Patent ↗
Granted: Oct 27, 1981
Filed: Feb 20, 1980
Inventors
Heinrich Hofmann
Gunther Markfelder
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.