Granted Patent
Utility
US 5,226,205 · App. 07/757,619
Hydraulic machine
Inventor:
Ronald J. Pearce
Patented Case
View Patent ↗
Granted: Jul 13, 1993
Filed: Sep 11, 1991
Inventor
Ronald J. Pearce
Assignee (at issue)
Fred International C.V.
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.