Darina K. Koparanova

Person

  • Kazanlik, BG

Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic distributor

    • Patent number 4,667,698
    • Issue date May 26, 1987
    • V M E I "Lenin"
    • Sabi G. Sabev
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL