EXPANSIBLE TUBE VALVE,申请号GB19750042473-传众专利搜索

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发明名称	EXPANSIBLE TUBE VALVE
摘要
申请公布号	GB1479413(A)	申请公布日期	1977.07.13
申请号	GB19750042473	申请日期	1975.10.16
申请人	GROVE VALVE & REGULATOR CO	发明人
分类号	F16K7/07;(IPC1-7):F16K7/07	主分类号	F16K7/07
代理机构		代理人
主权项
地址

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