Shigeo Kuboniwa

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Shinagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Color cathode ray tube having an improved color phosphor screen
- Patent number 4,689,520
- Issue date Aug 25, 1987
- Sony Corporation
- Shigeo Kuboniwa
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...