-
-
-
Wireless fluid shut-off valve
-
Patent number 9,057,453
-
Issue date Jun 16, 2015
-
Gas Sentinel, LLC
-
Barth R. Pitchford
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
Wireless fluid shut-off valve
-
Patent number 8,807,523
-
Issue date Aug 19, 2014
-
Gas Sentinel, LLC
-
Barth R. Pitchford
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
Wireless fluid shut-off valve
-
Patent number 8,567,757
-
Issue date Oct 29, 2013
-
Barth R. Pitchford
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...