Saburo Nakajima

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Koshigaya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing granular porous chitosan
- Patent number 4,833,237
- Issue date May 23, 1989
- Fuji Spinning Co., Ltd.
- Yoshihide Kawamura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...