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Light guardrail for bridges
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Patent number 5,697,728
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Issue date Dec 16, 1997
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"Autostrade"-Concessioni e Costruzioni Autostrade S.p.A.
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Gabriele Camomilla
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Anhydrous viscoelastic buffer joint
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Patent number 5,613,797
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Issue date Mar 25, 1997
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Autostrade - Consessioni E Costruzioni Autostrade S.p.A.
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Mariano Romagnolo
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES