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FreshAir Screen Technology, LLC
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Weyerhaeuser, WI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Longitudinal frame member and spline
Patent number
8,156,994
Issue date
Apr 17, 2012
FreshAir Screen Technology, LLC
Laurence P. Armstrong
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information
Patent Grant
Longitudinal frame member and spline
Patent number
7,735,540
Issue date
Jun 15, 2010
FreshAir Screen Technology, LLC
Laurence P. Armstrong
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information
Patent Grant
Method of manufacturing screen assembly
Patent number
7,316,758
Issue date
Jan 8, 2008
FreshAir Screen Technology, LLC
Laurence P. Armstrong
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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last 30 patents
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