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Comfort Design, Inc.
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Tacoma, WA, US
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Patents Grants
last 30 patents
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Patent Grant
Fenestration frame assemblies, e.g. retrofit window frame assemblie...
Patent number
6,807,778
Issue date
Oct 26, 2004
Comfort Design, Inc.
David Engebretson
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Patents Applications
last 30 patents
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Patent Application
Fenestration frame assemblies, e.g. retrofit window frame assemblie...
Publication number
20040226232
Publication date
Nov 18, 2004
Comfort Design, Inc.
David Engebretson
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS