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Door latch
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Patent number 10,519,692
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Issue date Dec 31, 2019
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Kontek Industries, Inc.
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Alexander J. Baird
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Mobile elevated building
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Patent number 8,973,311
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Issue date Mar 10, 2015
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Kontek Industries, Inc.
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Roger Allen Nolte
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E04 - BUILDING
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Mobile elevated building
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Patent number 8,726,584
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Issue date May 20, 2014
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Kontek Industries, Inc.
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Roger Allen Nolte
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E04 - BUILDING