Granted Patent
Utility
US 4,469,298 · App. 06/323,143
Axle sensor
Inventor:
Helmut Uebel
Patented Case
View Patent ↗
Granted: Sep 4, 1984
Filed: Nov 19, 1981
Inventor
Helmut Uebel
Assignee (at issue)
International Standard Electric Corporation
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.