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Richard J. Tierney

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  • Caringbah, AU
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tamper proof seal for a container closure
    • Patent number 4,742,927
    • Issue date May 10, 1988
    • PDL Packaging Limited
    • Richard J. Tierney
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL