Klaus Prechtel

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Heidenheim, DT

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Patents Grantslast 30 patents

Information Patent Grant
Sifting drum paper machine wherein the diluent water is controlled
- Patent number 4,014,738
- Issue date Mar 29, 1977
- J. M. Voith GmbH
- Klaus Prechtel
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE