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Robert Frederick Poehlman
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Cudahy, WI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Air inlet damper
Patent number
D809645
Issue date
Feb 6, 2018
A. O. Smith Corporation
Robert Frederick Poehlman
D23 - Environmental heating and cooling
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Patent Grant
Air inlet damper
Patent number
D779650
Issue date
Feb 21, 2017
A. O. Smith Corporation
Robert Frederick Poehlman
D23 - Environmental heating and cooling
Patents Applications
last 30 patents
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Patent Application
AIR INLET DAMPER
Publication number
20170038094
Publication date
Feb 9, 2017
A.O. Smith Corporation
Robert Frederick Poehlman
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES