WELL BORE SCRATCHER,申请号CAD702877-传众专利搜索

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发明名称	WELL BORE SCRATCHER
摘要
申请公布号	CA702877(A)	申请公布日期	1965.02.02
申请号	CAD702877	申请日期
申请人	FRED M. GIST	发明人	FRED M. GIST
分类号		主分类号
代理机构		代理人
主权项
地址

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