Granted Patent
Utility
US 4,810,175 · App. 07/084,564
Hermetic motor bearing assembly
Inventor:
Harry J. Jeziorski
Patented Case
View Patent ↗
Granted: Mar 7, 1989
Filed: Aug 12, 1987
Inventor
Harry J. Jeziorski
Assignee (at issue)
Magnetek, Inc.
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.