Granted Patent
Utility
US 4,236,457 · App. 05/964,030
Steerable railway truck adapter pad centering means
Inventor:
Geoffrey W. Cope
Patented Case
View Patent ↗
Granted: Dec 2, 1980
Filed: Nov 27, 1978
Inventor
Geoffrey W. Cope
Assignee (at issue)
Dresser Industries, 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.