Bert Haggstrom

Person

  • Sundsvall, SE

Patents Grantslast 30 patents

  • Information Patent Grant

    Dewatering apparatus

    • Patent number 5,902,456
    • Issue date May 11, 1999
    • Sunds Defibrator Industries AB
    • Ingemar Sundqvist
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE