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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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Joint fitting
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Patent number 6,447,028
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Issue date Sep 10, 2002
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ASCO Controls, L.P.
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Drew P. LaMarca
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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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...
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Proportional flow valve
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Patent number 5,294,089
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Issue date Mar 15, 1994
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Automatic Switch Company
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Drew P. LaMarca
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Proportional flow valve
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Patent number 4,921,208
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Issue date May 1, 1990
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Automatic Switch Company
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Drew P. LaMarca
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...