Granted Patent
Utility
US 4,867,071 · App. 07/180,996
Truck-mounted articulated connector for railway cars
Inventor:
Hans B. Weber
Patented Case
View Patent ↗
Granted: Sep 19, 1989
Filed: Apr 13, 1988
Inventor
Hans B. Weber
Assignee (at issue)
National Casting 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.