Pertti Tapani Malvaranta

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Patents Grantslast 30 patents

Information Patent Grant
Control method for quality factors of the surface of whole wood
- Patent number 6,531,190
- Issue date Mar 11, 2003
- Altonic Oy
- Pertti Tapani Malvaranta
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...