Tatsuo Hiraoka

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Wakayama, JA

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Patents Grantslast 30 patents

Information Patent Grant
Resin composition having resistance to hydrolysis
- Patent number 4,081,493
- Issue date Mar 28, 1978
- Kao Soap Co., Ltd.
- Yoshiteru Kazama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...