TREA

Joseph Charles Henry Walters

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  • Rockhampton, AU
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Patents Grantslast 30 patents

  • Information Patent Grant

    Retention of filter elements
    • Patent number 6,454,940
    • Issue date Sep 24, 2002
    • Madison Filter 981 Limited
    • Joseph Charles Henry Walters
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL