Granted Patent
Utility
US 5,709,436 · App. 08/767,661
Arrangement for connecting a test device to a railroad car brake control valve device
Inventor:
Daniel G. Scott
Patented Case
View Patent ↗
Granted: Jan 20, 1998
Filed: Dec 17, 1996
Inventor
Daniel G. Scott
Assignee (at issue)
Westinghouse Air Brake Co.
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.