The Forestry and Forest Products Research Instiute

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Ibaragi-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Construction material made of woody material and mortar
- Patent number 5,741,589
- Issue date Apr 21, 1998
- The Forestry and Forest Products Research Instiute
- Tsuyoshi Fujii
- B28 - WORKING CEMENT, CLAY, OR STONE