Sergei F. Burkhanov

Person

  • Moscow, SU

Patents Grantslast 30 patents

  • Information Patent Grant

    Vacuum roll mill stand

    • Patent number 4,263,796
    • Issue date Apr 28, 1981
    • Vladimir N. Vydrin
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...