Mutsuro Onoda

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Seal device for gate valve
- Patent number 4,562,992
- Issue date Jan 7, 1986
- Fuji Seiko Kabushiki Kaisha
- Kenzaburo Sugisaki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...