Ichiro Azuma

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Kakogawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing non-yellowing integral-skinned polyurethane f...
- Patent number 4,289,856
- Issue date Sep 15, 1981
- The Toyo Rubber Industry Co., Ltd.
- Masaki Yamamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...