TREA

Lazar M. Lipovetsky

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  • Novosibirsk, SU
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Patents Grantslast 30 patents

  • Information Patent Grant

    Device for forming underground pipelines
    • Patent number 4,181,484
    • Issue date Jan 1, 1980
    • Alexandr D. Kostylev
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method of forming castings in holes
    • Patent number 4,088,720
    • Issue date May 9, 1978
    • Alexandr D. Kostvlev
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...