Granted Patent
Utility
US 5,752,591 · App. 08/621,928
Plug-in hydraulic cylinder housing for hydraulically actuated clutch
Inventor:
Charles E. Beyer
Patented Case
View Patent ↗
Granted: May 19, 1998
Filed: Mar 26, 1996
Inventor
Charles E. Beyer
Assignee (at issue)
Meritor Heavy Vehicle Systems 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.