TREA

Jean-Louis Sauvonnet

Follow

Person

  • Villemoirieu, FR
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Automatic drawing device
    • Patent number 5,660,071
    • Issue date Aug 26, 1997
    • Trefimetaux
    • Jean-Louis Sauvonnet
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Devices for the grooving of tubes
    • Patent number 5,526,663
    • Issue date Jun 18, 1996
    • Trefimetaux
    • Jean-Louis Sauvonnet
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...