Tatsuo Saitoh

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing fiber preform for single-mode fibers
- Patent number 4,875,918
- Issue date Oct 24, 1989
- Sumitomo Electric Industries, Ltd.
- Futoshi Mizutani
- C03 - GLASS MINERAL OR SLAG WOOL