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Petri J. Nurmela
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Thunder Bay, CA
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last 30 patents
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Patent Grant
Ceiling vent diffuser
Patent number
9,249,982
Issue date
Feb 2, 2016
Airvisor Inc.
Chad A. Brown
F24 - HEATING RANGES VENTILATING
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Patent Application
CEILING VENT DIFFUSER
Publication number
20110269391
Publication date
Nov 3, 2011
AIRVISOR INC.
Chad A. Brown
F24 - HEATING RANGES VENTILATING