Actuating mechanisms of ball valves

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  • Information Patent Grant

    Thermostatically controlled trap

    • Patent number 4,471,906
    • Issue date Sep 18, 1984
    • Miyawaki Steam Trap Mfg. Co., Ltd.
    • Keiichi Noguchi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

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