Granted Patent
Utility
US 4,339,875 · App. 06/143,604
Method of assembling a galvanomagnetic sensor in a cavity in a conducting plate
Inventor:
Rolf Muller
Patented Case
View Patent ↗
Granted: Jul 20, 1982
Filed: Apr 25, 1980
Inventor
Rolf Muller
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.