Gunnar Arthur Sigvard Sjoo

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422 42 Hisings Backa, SW

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Patents Grantslast 30 patents

Information Patent Grant
Method of impregnating wood with plastics
- Patent number 4,057,658
- Issue date Nov 8, 1977
- Gunnar Arthur Sigvard Sjoo
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...