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Vertical sliding element
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Patent number 11,060,334
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Issue date Jul 13, 2021
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METALL BAU GmbH
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Christian Augustin
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Insulated frame member
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Patent number 7,640,709
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Issue date Jan 5, 2010
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Architectural & Metal Systems, Limited
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David Rawlings
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS