Granted Patent
Utility
US 5,222,788 · App. 07/760,539
Microprocessor based electro-pneumatic locomotive brake control system having brake assurance circuit
Inventors:
Robert D. Dimsa, Robert J. Jenets
Patented Case
View Patent ↗
Granted: Jun 29, 1993
Filed: Sep 16, 1991
Inventors
Robert D. Dimsa
Robert J. Jenets
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.