Juri E. Pravon

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Pyarnu, SU

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Patents Grantslast 30 patents

Information Patent Grant
Impregnation composition for thermochemical modification of wood an...
- Patent number 4,615,737
- Issue date Oct 7, 1986
- Tallinsky Politekhnichesky Institut
- Karl R. Kiisler
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...