Granted Patent
Utility
US 5,268,623 · App. 07/869,880
D.c. motor with a current-limiting arrangement
Inventor:
Rolf Muller
Patented Case
View Patent ↗
Granted: Dec 7, 1993
Filed: Apr 17, 1992
Inventor
Rolf Muller
Assignee (at issue)
Papst Licensing GmbH
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.