Masahiro Ueda

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Ichihara, JP

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Patents Grantslast 30 patents

Information Patent Grant
O-Tolidine sulfone based copolyamide fiber
- Patent number 4,373,087
- Issue date Feb 8, 1983
- Ube Industries Ltd.
- Takaho Kaneda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...