Granted Patent
Utility
US 4,363,175 · App. 06/237,341
Truck wheel clamp
Inventor:
Richard N. Hedahl
Patented Case
View Patent ↗
Granted: Dec 14, 1982
Filed: Feb 23, 1981
Inventor
Richard N. Hedahl
Assignee (at issue)
FMC CORPORATION
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.