Granted Patent
Utility
US 5,001,377 · App. 07/464,342
Lubrication system with inlet and outlet packets
Inventor:
David Parkinson
Patented Case
View Patent ↗
Granted: Mar 19, 1991
Filed: Jan 12, 1990
Inventor
David Parkinson
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.