Granted Patent
Utility
US 4,351,226 · App. 06/153,363
Fluid control system
Inventor:
Luc P. Cyrot
Patented Case
View Patent ↗
Granted: Sep 28, 1982
Filed: May 27, 1980
Inventor
Luc P. Cyrot
Assignee (at issue)
Parker-Hannifin 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.