TREA

Evgeny F. Olennikov

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  • Leningrad, SU
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Patents Grantslast 30 patents

  • Information Patent Grant

    Non-consumable electrode
    • Patent number 4,392,047
    • Issue date Jul 5, 1983
    • David G. Bykhovsky
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR