Matti Ingman

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Sakyla, FI

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Patents Grantslast 30 patents

Information Patent Grant
Paper that contains chemically substituted cellulose
- Patent number 4,610,761
- Issue date Sep 9, 1986
- Lannen Tehtaat Oy
- Dan Eklund
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE