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Melvin C. Carlson
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Kansas City, MO, US
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last 30 patents
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Patent Grant
Control installation for variable volume air diffusers
Patent number
4,694,989
Issue date
Sep 22, 1987
Tempmaster Corporation
Melvin C. Carlson
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Control installation for variable volume air diffusers
Patent number
4,694,988
Issue date
Sep 22, 1987
Tempmaster Corporation
Melvin C. Carlson
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Control installation for variable volume air diffusers
Patent number
4,648,552
Issue date
Mar 10, 1987
Melvin C. Carlson
F24 - HEATING RANGES VENTILATING