TREA

John Clifford

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  • Chestnut Hill, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Drilling device with undercutting
    • Patent number 8,122,978
    • Issue date Feb 28, 2012
    • John Clifford
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR