Alexandr Safronovich Kurdjukov

Person

  • Kyshtym Chelyabinskoi oblasti, SU

Patents Grantslast 30 patents

  • Information Patent Grant

    Double-piston rock drill

    • Patent number 4,036,309
    • Issue date Jul 19, 1977
    • Anatoly Mikhailovich Petreev
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS