Hiroko Ohayashi

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thermosetting resin composition and prepolymer obtained therefrom
- Patent number 4,752,641
- Issue date Jun 21, 1988
- Hitachi, Ltd.
- Toru Koyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...