Granted Patent
Utility
US 4,538,524 · App. 06/559,551
Equalization means for a railway truck
Inventor:
Walter S. Eggert, Jr.
Patented Case
View Patent ↗
Granted: Sep 3, 1985
Filed: Dec 8, 1983
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.