Kiyoshi Kumagai

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Bellows-type pressure responsive valve
- Patent number 6,250,600
- Issue date Jun 26, 2001
- Kabushiki Kaisha Saginomiya Seisakusho
- Kiyoshi Kumagai
- G05 - CONTROLLING REGULATING