SEAL DEVICE FOR GATE VALVE,申请号GB19840025832-传众专利搜索

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发明名称	SEAL DEVICE FOR GATE VALVE
摘要
申请公布号	GB8425832(D0)	申请公布日期	1984.11.21
申请号	GB19840025832	申请日期	1984.10.12
申请人	FUJI SEIKO KK;ISHIMARU, H	发明人
分类号	F16K3/20;F16K51/02	主分类号	F16K3/20
代理机构		代理人
主权项
地址

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