Granted Patent
Utility
US 4,577,509 · App. 06/621,075
Arrangement for determining the travel of a piston
Inventor:
Bernd Moser
Patented Case
View Patent ↗
Granted: Mar 25, 1986
Filed: Jun 15, 1984
Inventor
Bernd Moser
Assignee (at issue)
Boge 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.