Granted Patent
Utility
US 5,224,906 · App. 07/927,582
Hydraulic actuator for clutch assemblies
Inventor:
Gary L. Sturm
Patented Case
View Patent ↗
Granted: Jul 6, 1993
Filed: Aug 10, 1992
Inventor
Gary L. Sturm
Assignee (at issue)
DANA LIMITED
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.