Akio Tateishi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Plastic optical fiber
- Patent number 4,593,974
- Issue date Jun 10, 1986
- Mitsubishi Rayon Co., Ltd.
- Takashi Yamamoto
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL