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Fire suppression system
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Patent number 10,512,806
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Issue date Dec 24, 2019
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Knox Fire and Security Limited
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Guy Briscoe
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A62 - LIFE-SAVING FIRE-FIGHTING
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Breathable fire hydrant rod
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Patent number 7,428,910
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Issue date Sep 30, 2008
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Davidson Hydrant Technologies, Inc.
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Tom R. Davidson, Sr.
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A62 - LIFE-SAVING FIRE-FIGHTING
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Sprinkler wedge
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Patent number 7,422,072
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Issue date Sep 9, 2008
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Kent Demond Dade
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A62 - LIFE-SAVING FIRE-FIGHTING
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Fire hydrant with second valve
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Patent number 7,174,911
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Issue date Feb 13, 2007
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Davidson Hydrant Technologies, Inc.
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Thomas Dewey Davidson
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A62 - LIFE-SAVING FIRE-FIGHTING
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Fire hydrant with a second valve
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Patent number 7,055,544
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Issue date Jun 6, 2006
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Davidson Hydrant Technologies, Inc.
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Thomas Dewey Davidson
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A62 - LIFE-SAVING FIRE-FIGHTING
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Fire hydrant with second valve
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Patent number 6,868,860
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Issue date Mar 22, 2005
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Davidson Hydrant Technologies, Inc.
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Thomas Dewey Davidson
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A62 - LIFE-SAVING FIRE-FIGHTING
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Shut-off valve for a sprinkler head
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Patent number 6,178,982
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Issue date Jan 30, 2001
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John W. Longstreth
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Fire-sprinkler cut-off device
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Patent number 4,638,866
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Issue date Jan 27, 1987
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Kalck, Sr.; Charles W.
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Vincent Capasso
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A62 - LIFE-SAVING FIRE-FIGHTING
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Heat-released plug
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Patent number 4,616,710
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Issue date Oct 14, 1986
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Frank J. Pilant
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A62 - LIFE-SAVING FIRE-FIGHTING
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Sprinkler valve
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Patent number 4,434,855
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Issue date Mar 6, 1984
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The United States of America as represented by the Secretary of the Navy
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George R. Given
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Sprinkler-sealing device
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Patent number 4,191,257
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Issue date Mar 4, 1980
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Johann G. Mohler
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A62 - LIFE-SAVING FIRE-FIGHTING
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3837406
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Patent number 3,837,406
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Issue date Sep 24, 1974
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A62 - LIFE-SAVING FIRE-FIGHTING
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3587979
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Patent number 3,587,979
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Issue date Jun 28, 1971
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A62 - LIFE-SAVING FIRE-FIGHTING
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3550687
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Patent number 3,550,687
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Issue date Dec 29, 1970
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A62 - LIFE-SAVING FIRE-FIGHTING
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3221995
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Patent number 3,221,995
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Issue date Dec 7, 1965
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A62 - LIFE-SAVING FIRE-FIGHTING
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3191685
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Patent number 3,191,685
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Issue date Jun 29, 1965
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A62 - LIFE-SAVING FIRE-FIGHTING
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3030840
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Patent number 3,030,840
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Issue date Apr 24, 1962
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A62 - LIFE-SAVING FIRE-FIGHTING
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2743782
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Patent number 2,743,782
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Issue date May 1, 1956
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A62 - LIFE-SAVING FIRE-FIGHTING