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Switching valve
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Patent number 5,881,770
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Issue date Mar 16, 1999
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Hoke Incorporated
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John H. Neill
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Plug valve
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Patent number 5,327,929
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Issue date Jul 12, 1994
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Hoke Incorporated
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Sergio Radossi
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Plug valve
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Patent number 5,188,144
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Issue date Feb 23, 1993
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Hoke Incorporated
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Sergio Radossi
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Geared air actuator
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Patent number 5,003,864
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Issue date Apr 2, 1991
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Hoke Incorporated
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John Dyer
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Bellows seal valve
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Patent number 4,166,607
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Issue date Sep 4, 1979
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Hoke, Inc.
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Maurice J. Webb
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...