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Louver mechanism for palladian windows
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Patent number 5,537,780
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Issue date Jul 23, 1996
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Lafayette Venetian Blind, Inc.
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Jay R. Cleaver
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Enclosed louver mechanism
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Patent number 5,216,837
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Issue date Jun 8, 1993
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Lafayette Venetian Blind, Inc.
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Jay R. Cleaver
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS