Ken Nanaumi

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Aromatic polyamides containing ether linkages and process for produ...
- Patent number 4,278,786
- Issue date Jul 14, 1981
- Hitachi, Ltd.
- Ken Nanaumi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...