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Power temp vent duct system
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Patent number 5,294,049
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Issue date Mar 15, 1994
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Temp-Vent Corporation
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Timothy J. Trunkle
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F24 - HEATING RANGES VENTILATING
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Ventilator
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Patent number 4,962,882
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Issue date Oct 16, 1990
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Paul M. Sarazen
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F24 - HEATING RANGES VENTILATING
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Ventilator grille
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Patent number D309348
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Issue date Jul 17, 1990
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Paul M. Sarazen
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D23 - Environmental heating and cooling
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Ventilator assembly
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Patent number 4,208,010
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Issue date Jun 17, 1980
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Dennis A. Beam
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F24 - HEATING RANGES VENTILATING
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