LEAK TESTING PIPING,申请号GB19800025902-传众专利搜索

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发明名称	LEAK TESTING PIPING
摘要
申请公布号	GB2056091(B)	申请公布日期	1984.06.27
申请号	GB19800025902	申请日期	1980.08.08
申请人	DREXEL EQUIPMENT (UK) LTD;BOC-NOWSCO LTD	发明人
分类号	E21B47/10;G01M3/22;(IPC1-7):G01M3/22	主分类号	E21B47/10
代理机构		代理人
主权项
地址

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