Seikich Tanno

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Hitachi, JP

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Patents Grantslast 30 patents

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Optical transmitting system, optical members and polymer for same,...
- Patent number 5,093,888
- Issue date Mar 3, 1992
- Hitachi, Ltd.
- Yoshitaka Takezawa
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS