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ROYAL HONG KONG JOCKEY CLUB, THE

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  • HAPPY VALLEY, HK
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  • Information Patent Grant

    Reinforcing a grassed surface
    • Patent number 4,916,855
    • Issue date Apr 17, 1990
    • The Royal Hong Kong Jockey Club
    • John Halliday
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

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