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Valve control assembly
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Patent number 11,578,810
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Issue date Feb 14, 2023
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Dresser, LLC
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Jeffrey Louis Johanning
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Control valve assembly
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Patent number D931420
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Issue date Sep 21, 2021
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Dresser, LLC
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Jeffrey Louis Johanning
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D23 - Environmental heating and cooling
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Valve control assembly
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Patent number 11,125,350
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Issue date Sep 21, 2021
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Dresser, LLC
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Jeffrey Louis Johanning
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Torque hub
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Patent number D846225
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Issue date Apr 16, 2019
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Dresser, LLC
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Jeffrey Louis Johanning
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D34 - Material or article handling equipment
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Control valve assembly
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Patent number D836754
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Issue date Dec 25, 2018
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Dresser, LLC
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Jeffrey Louis Johanning
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D23 - Environmental heating and cooling