Granted Patent
Utility
US 4,974,705 · App. 07/451,609
Electromagnetic friction brake with improved mounting pins
Inventor:
Michael L. LaPensee
Patented Case
View Patent ↗
Granted: Dec 4, 1990
Filed: Dec 18, 1989
Inventor
Michael L. LaPensee
Assignee (at issue)
DANA LIMITED
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.