Osamu Kimura

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Patents Grantslast 30 patents

Information Patent Grant
Low viscous p-phenylene diamine stabilizers
- Patent number 4,360,621
- Issue date Nov 23, 1982
- Sumitomo Chemical Company, Limited
- Osamu Kimura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...