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Polymer embedment of rails
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Patent number 6,354,512
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Issue date Mar 12, 2002
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Hyperlast Limited
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Robert Paul Vennell
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Polymer embedment of rails
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Patent number 6,270,017
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Issue date Aug 7, 2001
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ALH Rail Coatings Limited
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Robert Paul Vennell
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES