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Vacuum breaker valve
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Patent number 12,146,599
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Issue date Nov 19, 2024
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Chung-Yi Huang
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E03 - WATER SUPPLY SEWERAGE
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Integrated one way valve
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Patent number 11,231,118
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Issue date Jan 25, 2022
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HANON SYSTEMS
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Jakub Kubricky
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Mixing hydrant
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Patent number 11,035,106
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Issue date Jun 15, 2021
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Prier Products, Inc.
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William C. Seitter
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Waste water air stop valve
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Patent number 10,197,072
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Issue date Feb 5, 2019
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Driessen Aerospace Group N.V.
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Remko Schiphorst
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F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
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Vacuum breaker
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Patent number 9,963,861
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Issue date May 8, 2018
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ZURN INDUSTRIES, LLC
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Cesar J. Leon-Quintero
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E03 - WATER SUPPLY SEWERAGE
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Valve member assembly
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Patent number 9,546,475
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Issue date Jan 17, 2017
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Watts Water Technologies, Inc.
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John D. Lu
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E03 - WATER SUPPLY SEWERAGE
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Backflow preventer valve
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Patent number 8,627,847
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Issue date Jan 14, 2014
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SIVAN Valves, LLC
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Albert Montague
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Mixing eductor
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Patent number 8,336,569
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Issue date Dec 25, 2012
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Diversey, Inc.
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James H. Lohr
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Check vacuum breaking device for a tap
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Patent number 8,297,299
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Issue date Oct 30, 2012
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Ring Rich Industrial Co., Ltd.
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Jui-Lu Pan
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Valve in-line backflow control
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Patent number 7,971,598
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Issue date Jul 5, 2011
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Herbert W. Hoeptner, III
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Mixing eductor
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Patent number 7,954,507
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Issue date Jun 7, 2011
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Diversey, Inc.
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John A. Boticki
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Living-hinge air vent valve
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Patent number 7,886,765
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Issue date Feb 15, 2011
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Wayne D. Chalich
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Vacuum breaker
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Patent number 7,802,586
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Issue date Sep 28, 2010
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Zurn Industries, LLC
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Michael A. Funari
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E03 - WATER SUPPLY SEWERAGE
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Vacuum breaking device
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Patent number 7,537,020
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Issue date May 26, 2009
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Globe Union Industrial Corp. (GUIC)
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Thomas Qiu
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Freeze safe valve
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Patent number 7,458,388
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Issue date Dec 2, 2008
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Chung Yi Huang
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...