Granted Patent
Utility
US 4,338,865 · App. 06/166,360
Railway truck adaptable to receive a common primary suspension and variable journal bearings
Inventor:
Walter S. Eggert, Jr.
Patented Case
View Patent ↗
Granted: Jul 13, 1982
Filed: Jul 7, 1980
Inventor
Walter S. Eggert, Jr.
Assignee (at issue)
The Budd Company
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.