Kiyotada Ichikawa

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21 Edogawa, Edogawa-ku, Tokyo 132, JP

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Patents Grantslast 30 patents

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Emergency shut-off valve
- Patent number 4,207,912
- Issue date Jun 17, 1980
- Kiyotada Ichikawa
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...