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Petr Nikolaevich Vysotsky

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  • Voronezh, SU
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Patents Grantslast 30 patents

  • Information Patent Grant

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    • Patent number 3,983,738
    • Issue date Oct 5, 1976
    • Viktor Ivanovich Vlasov
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...