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Rotary switching valve
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Patent number 8,371,334
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Issue date Feb 12, 2013
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CKD Corporation
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Yukio Ozawa
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Air-operated valve
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Patent number 7,971,599
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Issue date Jul 5, 2011
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CKD Corporation
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Tatsuhito Aoyama
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Portion of a valve
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Patent number D549077
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Issue date Aug 21, 2007
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CKD Corporation
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Takashi Yajima
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D08 - Tools and hardware
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Valve
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Patent number D541905
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Issue date May 1, 2007
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CKD Corporation
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Takashi Yajima
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D23 - Environmental heating and cooling
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Portion of a valve
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Patent number D535549
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Issue date Jan 23, 2007
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CKD Corporation
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Takashi Yajima
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D08 - Tools and hardware
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Valve
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Patent number D527073
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Issue date Aug 22, 2006
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CKD Corporation
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Takashi Yajima
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D23 - Environmental heating and cooling
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Valve
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Patent number D463011
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Issue date Sep 17, 2002
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CKD Corporation
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Katsunori Hirose
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D23 - Environmental heating and cooling