Granted Patent
Utility
US 5,388,984 · App. 07/998,047
Method of continuous modulation of a fluid flow rate by means of an electrically controlled sequential valve
Inventor:
Alain Meslif
Patented Case
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Granted: Feb 14, 1995
Filed: Dec 29, 1992
Inventor
Alain Meslif
Assignee (at issue)
Gaz de France
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.