Granted Patent
Utility
US 5,746,399 · App. 08/632,941
Car space measurement apparatus
Inventors:
Kenneth P. Ehrlich, David Kutz, Edmund C. Nowakowski
Patented Case
View Patent ↗
Granted: May 5, 1998
Filed: Apr 16, 1996
Inventors
Kenneth P. Ehrlich
David Kutz
Edmund C. Nowakowski
Assignee (at issue)
Union Switch & Signal, Inc.
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.