Granted Patent
Utility
US 5,652,825 · App. 08/326,275
Power supply for low-voltage DC motor
Inventors:
Fritz Schmider, Benno Doemen
Patented Case
View Patent ↗
Granted: Jul 29, 1997
Filed: Oct 20, 1994
Inventors
Fritz Schmider
Benno Doemen
Assignee (at issue)
Papst Motoren GmbH & Co KG
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.