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Fan shroud
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Patent number 12,129,785
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Issue date Oct 29, 2024
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Hoffman Enclosures Inc.
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Jeffrey Thibedeau
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F28 - HEAT EXCHANGE IN GENERAL
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Fan shroud
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Patent number 11,286,840
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Issue date Mar 29, 2022
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Hoffman Enclosures, Inc.
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Jeffrey Thibedeau
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F28 - HEAT EXCHANGE IN GENERAL
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Filter housing for filter fan
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Patent number 10,512,866
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Issue date Dec 24, 2019
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Hoffman Enclosures, Inc.
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Seng Chang
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Fan shroud
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Patent number D859631
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Issue date Sep 10, 2019
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Hoffman Enclosures, Inc.
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Seng Chang
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D23 - Environmental heating and cooling
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Support for a fan shroud
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Patent number D851742
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Issue date Jun 18, 2019
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Hoffman Enclosures, Inc.
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Seng Chang
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D23 - Environmental heating and cooling
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Fresh air cooling device
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Patent number 9,714,770
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Issue date Jul 25, 2017
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Hoffman Enclosures, Inc.
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Michael Steven Rasmussen
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Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...