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Surface mount wedge barrier
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Patent number 9,228,304
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Issue date Jan 5, 2016
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The Texas A&M University System
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Michael S. Brackin
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Surface mount wedge barrier
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Patent number 8,956,072
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Issue date Feb 17, 2015
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The Texas A&M University System
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Michael S. Brackin
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES