TREA

Hannu Martikainen

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  • Tampere, FI
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Patents Grantslast 30 patents

  • Information Patent Grant

    Roll manufacture
    • Patent number 5,623,726
    • Issue date Apr 22, 1997
    • Rauma Materials Technology OY
    • Erkki Kiiski
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...