PIPELINE LEAK DETECTION DEVICE,申请号CAD775758-传众专利搜索

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发明名称	PIPELINE LEAK DETECTION DEVICE
摘要
申请公布号	CA775758(A)	申请公布日期	1968.01.09
申请号	CAD775758	申请日期
申请人	ERNEST O. BUTTS	发明人	ERNEST O. BUTTS
分类号		主分类号
代理机构		代理人
主权项
地址

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