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Bellowseal Trademarks
BELLOWSEAL
Automatically activated guillotine dampers that have a sealing mechanism for a sliding damper plate and are used industrially to control gas flow in a duct, and parts therefor
Registered
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June 18, 2007
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77208901
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BELLOWSEAL
AUTOMATICALLY ACTIVATED GUILLOTINE DAMPERS THAT HAVE A SEALING MECHANISM FOR TWO SLIDING DAMPER PLATE AND ARE USED INDUSTRIALLY TO CONTROL GAS FLOW IN A DUCT AND PARTS THEREFOR
Cancelled
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September 17, 1987
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73684788
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BELLOWSEAL
AUTOMATICALLY ACTIVATED GUILLOTINE DAMPERS THAT HAVE A SEALING MECHANISM FOR A SLIDING DAMPER PLATE AND ARE USED INDUSTRIALLY TO CONTROL GAS FLOW IN A DUCT, AND PARTS THEREFOR
Cancelled
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February 25, 1986
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73584634
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