Derek A. Twitchen

Person

  • Burlington, CA

Patents Grantslast 30 patents

  • Information Patent Grant

    Calender hood

    • Patent number 6,207,019
    • Issue date Mar 27, 2001
    • Abitibi-Price, Inc.
    • Jake Zwart
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE