TREA

by Barbara S. Debenham executor

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  • Frankston, AU
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Patents Grantslast 30 patents

  • Information Patent Grant

    Can end manufacture
    • Patent number 4,671,720
    • Issue date Jun 9, 1987
    • The Broken Hill Proprietary Company Limited
    • Michael Debenham
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...