Junya Katoh

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing polyarylene thioether
- Patent number 5,250,657
- Issue date Oct 5, 1993
- Seisan Kaihatsu Kagaku Kenkyusho
- Eishun Tsuchida
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...