Klans Lehletter

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  • Mengen, DE

Patents Grantslast 30 patents

  • Information Patent Grant

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    • Patent number 6,248,214
    • Issue date Jun 19, 2001
    • Voith Sulzer Papiertechnik Patent GmbH
    • Wolf Gunter Stotz
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE