Shinji Otsuka

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Chiryu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Valve gear device
- Patent number 5,488,934
- Issue date Feb 6, 1996
- Aisin Seiki Kabushiki Kaisha
- Eiji Shirai
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES