Sigrid Kuhnhauser-Buch

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Osnabruck, DE

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Patents Grantslast 30 patents

Information Patent Grant
Water-resistant photographic paper support
- Patent number 5,084,347
- Issue date Jan 28, 1992
- Felix Schoeller GmbH & Co. KG
- Sigrid Kuhnhauser-Buch
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE