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Frame construction system
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Patent number 5,109,645
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Issue date May 5, 1992
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Repla Limited
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Carlo G. Bucci
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Frame construction system
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Patent number 4,987,709
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Issue date Jan 29, 1991
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Repla Limited
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Carlo G. Bucci
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Frame corner structure
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Patent number 4,336,645
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Issue date Jun 29, 1982
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Repla Limited
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Carlo G. Bucci
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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Frame corner structure
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Patent number 4,192,624
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Issue date Mar 11, 1980
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Repla Limited
-
Carlo G. Bucci
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS