Granted Patent
Utility
US 4,616,725 · App. 06/575,952
Suspension system for operator's compartment
Inventor:
Donald E. McDaniel
Patented Case
View Patent ↗
Granted: Oct 14, 1986
Filed: Feb 1, 1984
Inventor
Donald E. McDaniel
Assignee (at issue)
Joy Manufacturing 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.