Granted Patent
Utility
US 5,232,106 · App. 07/908,051
Railway drawbar with fabricated section
Inventors:
V. Terrey Hawthorne, Horst T. Kaufhold
Patented Case
View Patent ↗
Granted: Aug 3, 1993
Filed: Jul 6, 1992
Inventors
V. Terrey Hawthorne
Horst T. Kaufhold
Assignee (at issue)
AMSTED 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.