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Jean-Fran.cedilla.ois Long

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Patents Grantslast 30 patents

  • Information Patent Grant

    Tap employing deformation of matter
    • Patent number 5,937,684
    • Issue date Aug 17, 1999
    • Ademva
    • Jean-Fran.cedilla.ois Long
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...