Granted Patent
Utility
US 4,394,597 · App. 06/187,244
Multiple pole axial field electromagnetic devices
Inventor:
Joseph A. Mas
Patented Case
View Patent ↗
Granted: Jul 19, 1983
Filed: Sep 15, 1980
Inventor
Joseph A. Mas
Assignee (at issue)
ALLIED CONSULTING, 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.