Granted Patent
Utility
US 6,745,557 · App. 10/218,369
Hydraulic valve arrangement
Inventor:
Glyn Dixon
Patented Case
View Patent ↗
Granted: Jun 8, 2004
Filed: Aug 14, 2002
Inventor
Glyn Dixon
Assignee (at issue)
Lucas Industries 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.