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Safety valve
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Patent number 8,944,088
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Issue date Feb 3, 2015
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Richard T. Gilmer
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Wireless fluid shut-off valve
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Patent number 8,567,757
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Issue date Oct 29, 2013
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Barth R. Pitchford
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Alarm shut off system
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Patent number 7,199,721
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Issue date Apr 3, 2007
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Harold Shirlee
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F24 - HEATING RANGES VENTILATING
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Gas control valve
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Patent number 6,543,743
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Issue date Apr 8, 2003
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Arlo H. T. Lin
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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Integrated gas meter
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Patent number 6,269,829
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Issue date Aug 7, 2001
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Industrial Technology Research Institute
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Chien-An Chen
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G01 - MEASURING TESTING
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Gas flow arrestor
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Patent number 6,199,573
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Issue date Mar 13, 2001
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Craft-Weld Enterprises, Inc.
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Ronald Paskiewicz
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F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
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Safety valve system
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Patent number 6,170,509
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Issue date Jan 9, 2001
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Century Investments Limited
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Yossi Karta
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Gas light control apparatus
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Patent number 5,468,142
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Issue date Nov 21, 1995
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Modern Home Products Corp.
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Walter Koziol
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Gas shut-off device
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Patent number 4,974,624
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Issue date Dec 4, 1990
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Motohiro Gotanda
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Gas shut-off system
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Patent number 4,787,410
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Issue date Nov 29, 1988
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Matsushita Electric Industrial Co., Ltd.
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Hiroshi Fujieda
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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Heat responsive valve
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Patent number 4,549,717
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Issue date Oct 29, 1985
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Leuven Research & Development
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Gabriel Dewaegheneire
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Fluid shut-off device
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Patent number 4,349,042
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Issue date Sep 14, 1982
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Kunio Shimizu
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Fuel security device
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Patent number 4,263,928
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Issue date Apr 28, 1981
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Iida Sankyo Co., Ltd.
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Toshiji Kobayashi
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F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
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Emergency shut-off valve
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Patent number 4,207,912
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Issue date Jun 17, 1980
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Kiyotada Ichikawa
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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3307613
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Patent number 3,307,613
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Issue date Mar 7, 1967
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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2729221
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Patent number 2,729,221
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Issue date Jan 3, 1956
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F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS