Granted Patent
Utility
US 5,575,152 · App. 08/465,631
Hydraulic machine with wedge-shaped swashplate
Inventor:
Lawrence R. Folsom
Patented Case
View Patent ↗
Granted: Nov 19, 1996
Filed: Jun 5, 1995
Inventor
Lawrence R. Folsom
Assignee (at issue)
LOCKHEED MARTIN CORPORATION
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.