Isao Arisaka

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Annaka-shi, JP

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Patents Applicationslast 30 patents

Information Patent Application
Method for manufacturing base material for optical fiber, apparatus...
- Publication number 20050147367
- Publication date Jul 7, 2005
- Tadakatsu Shimada
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
Method for manufacturing base material for optical fiber, apparatus...
- Publication number 20020020193
- Publication date Feb 21, 2002
- Tadakatsu Shimada
- C03 - GLASS MINERAL OR SLAG WOOL