Operating a valve,申请号GB19990026802-传众专利搜索

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发明名称	Operating a valve
摘要
申请公布号	GB9926802(D0)	申请公布日期	2000.01.12
申请号	GB19990026802	申请日期	1999.11.12
申请人	PLEXUS OCEAN SYSTEMS LIMITED	发明人
分类号	E21B34/00;E21B34/02	主分类号	E21B34/00
代理机构		代理人
主权项
地址

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