Granted Patent
Utility
US 4,242,966 · App. 06/033,647
Railway car truck transom including a tubular bearing assembly
Inventors:
Jan D. Holt, Robert K. Neff
Patented Case
View Patent ↗
Granted: Jan 6, 1981
Filed: Apr 26, 1979
Inventors
Jan D. Holt
Robert K. Neff
Assignee (at issue)
ACF Industries Incorporated
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.