TREA

Boris M. Levin

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  • Moscow, SU
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Patents Grantslast 30 patents

  • Information Patent Grant

    Roller-vane hydraulic machine
    • Patent number 5,071,330
    • Issue date Dec 10, 1991
    • Viktor V. Domogatsky
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Flow meter
    • Patent number 4,827,767
    • Issue date May 9, 1989
    • Moskovsky Institut Inzhenerov Zheleznodorozhnogo Transporta
    • Viktor V. Domogatsky
    • G01 - MEASURING TESTING