Mitsuyoshi Nakao

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Kawachinagano, JA

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Patents Grantslast 30 patents

Information Patent Grant
Treating agent useful for fibrous materials and preparation thereof
- Patent number 3,988,503
- Issue date Oct 26, 1976
- Arakawa Rinsan Kagaku Kogyo Kabushiki Kaisha
- Junji Ariyoshi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Treating agent useful for fibrous materials and preparation thereof
- Patent number 3,976,824
- Issue date Aug 24, 1976
- Arakawa Rinsan Kagaku Kogyo Kabushiki Kaisha
- Junji Ariyoshi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE