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Control pilot valve apparatus
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Patent number 9,249,896
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Issue date Feb 2, 2016
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Cla-Val Co.
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Robert Folk
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Low pressure pilot valve
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Patent number 4,135,697
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Issue date Jan 23, 1979
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Grove Valve and Regulator Company
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Richard S. Brumm
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G05 - CONTROLLING REGULATING
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3882890
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Patent number 3,882,890
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Issue date May 13, 1975
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G05 - CONTROLLING REGULATING
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3854495
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Patent number 3,854,495
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Issue date Dec 17, 1974
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G05 - CONTROLLING REGULATING
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3814543
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Patent number 3,814,543
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Issue date Jun 4, 1974
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G05 - CONTROLLING REGULATING
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3625247
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Patent number 3,625,247
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Issue date Dec 7, 1971
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G05 - CONTROLLING REGULATING
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3219236
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Patent number 3,219,236
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Issue date Nov 23, 1965
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B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
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3089510
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Patent number 3,089,510
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Issue date May 14, 1963
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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2908158
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Patent number 2,908,158
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Issue date Oct 13, 1959
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G01 - MEASURING TESTING
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2868223
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Patent number 2,868,223
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Issue date Jan 13, 1959
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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2781776
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Patent number 2,781,776
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Issue date Feb 19, 1957
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G05 - CONTROLLING REGULATING
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2737975
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Patent number 2,737,975
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Issue date Mar 13, 1956
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G05 - CONTROLLING REGULATING
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2735444
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Patent number 2,735,444
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Issue date Feb 21, 1956
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G05 - CONTROLLING REGULATING
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2704551
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Patent number 2,704,551
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Issue date Mar 22, 1955
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G05 - CONTROLLING REGULATING
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2633146
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Patent number 2,633,146
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Issue date Mar 31, 1953
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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2614367
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Patent number 2,614,367
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Issue date Oct 21, 1952
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G05 - CONTROLLING REGULATING
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2599956
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Patent number 2,599,956
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Issue date Jun 10, 1952
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G05 - CONTROLLING REGULATING