Lassi J. Halonen

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Queensbury, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Screen plates and methods of manufacture
- Patent number 5,200,072
- Issue date Apr 6, 1993
- Ahlstrom Screen Plates Inc.
- Frey A. Frejborg
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE