Ryotomo Sirakawa

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Imaichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical fiber cable coated with conductive metal coating and proces...
- Patent number 5,093,880
- Issue date Mar 3, 1992
- Furukawa Electric Co., Ltd.
- Akira Matsuda
- C03 - GLASS MINERAL OR SLAG WOOL