TREA

Brian R. Astbury

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  • Crook, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wire drawing method and apparatus
    • Patent number 4,644,769
    • Issue date Feb 24, 1987
    • Marshall Richards Barcro Limited
    • John W. Pamplin
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Wire drawing method and apparatus
    • Patent number 4,464,922
    • Issue date Aug 14, 1984
    • Marshall Richards Barcro Limited
    • John W. Pamplin
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Wire drawing method and apparatus
    • Patent number 4,345,451
    • Issue date Aug 24, 1982
    • Marshall Richards Barcro Limited
    • John W. Pamplin
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...