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Construction materials
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Patent number 6,818,278
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Issue date Nov 16, 2004
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Sovereign Rubber Limited
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Robert John Blythe
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Pneumatic tires
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Patent number 5,115,021
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Issue date May 19, 1992
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Sumitomo Rubber Industries Ltd.
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Robert J. Blythe
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B60 - VEHICLES IN GENERAL
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Ground surface material
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Patent number 5,088,724
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Issue date Feb 18, 1992
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En-Tout-Cas plc
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Paul Hawkins
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Pneumatic tires
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Patent number 5,011,876
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Issue date Apr 30, 1991
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Sumitomo Rubber Industries Limited
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Robert J. Blythe
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B60 - VEHICLES IN GENERAL
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Elastomer compositions
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Patent number 4,373,069
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Issue date Feb 8, 1983
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Dunlop Limited
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Robert Bond
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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