Koichi Tsubomoto

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Pilot type controlled electromagnetic valve system
- Patent number 4,967,996
- Issue date Nov 6, 1990
- Kiyohara; Masako
- Yoshiteru Sonoda
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...