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William R. Guthrie
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Pelle, IA, US
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Patents Grants
last 30 patents
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Patent Grant
Sliding operator for between the glass window coverings
Patent number
6,736,185
Issue date
May 18, 2004
Pella Corporation
Paul E. Smith
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Patent Grant
Sliding tilt mechanism for horizontal slatted blinds
Patent number
5,934,351
Issue date
Aug 10, 1999
Pella Corporation
Rashid Bharucha
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Patents Applications
last 30 patents
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Patent Application
Sliding operator for between the glass window coverings
Publication number
20040011475
Publication date
Jan 22, 2004
Paul E. Smith
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS