TREA

Grigory L. Manov

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  • Moscow, SU
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pipe-welding mill for production of coiled pipes
    • Patent number 4,435,886
    • Issue date Mar 13, 1984
    • Gosudarstvenny Nauchnoissledovatelsky, Proektny I Konstruktorsky Institut Spl...
    • Jury F. Shevakin
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...