Ulf Reinhall

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Bellevue, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Disc-type pulp refining apparatus
- Patent number 4,401,280
- Issue date Aug 30, 1983
- Sunds Defibrator, Inc.
- Ulf Reinhall
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE