Granted Patent
Utility
US 5,135,117 · App. 07/684,571
Combination railway car draft gear stop and bolster spacer plate apparatus
Inventor:
Charles A. Geis
Patented Case
View Patent ↗
Granted: Aug 4, 1992
Filed: Apr 12, 1991
Inventor
Charles A. Geis
Assignee (at issue)
McConway & Torley, LLC
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.