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Flow rib in valves
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Patent number 11,105,434
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Issue date Aug 31, 2021
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Automatic Switch Company
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Brian Gillespie
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Coaxial valves
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Patent number 10,900,585
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Issue date Jan 26, 2021
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Automatic Switch Company
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Gregory J. Volz
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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High flow spool valve
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Patent number 10,788,134
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Issue date Sep 29, 2020
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Automatic Switch Company
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Ahmad Abbas Chaudhry
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Valve actuator
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Patent number D894342
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Issue date Aug 25, 2020
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Automatic Switch Company
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Roy B. Bogert
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D23 - Environmental heating and cooling
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Flow rib in valves
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Patent number 9,822,885
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Issue date Nov 21, 2017
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Automatic Switch Company
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Brian Gillespie
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Seal groove vent
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Patent number D793345
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Issue date Aug 1, 2017
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Automatic Switch Company
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Frank Alan Ferrarese
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D13 - Equipment for production, distribution, or transformation of energy
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Compact valve position indicator
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Patent number 8,424,563
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Issue date Apr 23, 2013
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Automatic Switch Company
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John J. Haller
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Modular spool valve
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Patent number 8,408,237
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Issue date Apr 2, 2013
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Automatic Switch Company
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Emma Cecilia Tejada
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F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
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Booster pilot valve
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Patent number 6,644,351
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Issue date Nov 11, 2003
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ASCO Controls, L.P.
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Drew LaMarca
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F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
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Visual position indicator
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Patent number 5,957,158
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Issue date Sep 28, 1999
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Automatic Switch Company
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Greg Volz
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...