TREA

David D. Walker

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  • Solon, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Precision heavy duty indexer
    • Patent number 4,080,849
    • Issue date Mar 28, 1978
    • Erickson Tool Company
    • Milton Lloyd Benjamin
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Precision heavy duty indexer
    • Patent number 3,941,014
    • Issue date Mar 2, 1976
    • Erickson Tool Company
    • Milton L. Benjamin
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR