Granted Patent
Utility
US 4,732,052 · App. 07/023,584
Limited slip differential
Inventor:
Gregory T. DeWald
Patented Case
View Patent ↗
Granted: Mar 22, 1988
Filed: Mar 9, 1987
Inventor
Gregory T. DeWald
Assignee (at issue)
CLARK EQUIPMENT 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.