Granted Patent
Utility
US 5,487,611 · App. 08/242,434
Sealing system for a bearing
Inventors:
Peter Dreschmann, Wilhelm Walter
Patented Case
View Patent ↗
Granted: Jan 30, 1996
Filed: May 13, 1994
Inventors
Peter Dreschmann
Wilhelm Walter
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.