AUTOMATIC FEED FOR CABLE-TOOL DRILL,申请号CAD548674-传众专利搜索

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发明名称	AUTOMATIC FEED FOR CABLE-TOOL DRILL
摘要
申请公布号	CA548674(A)	申请公布日期	1957.11.12
申请号	CAD548674	申请日期
申请人	BUCYRUS-ERIE COMPANY	发明人	HERBERT W. THORNBURG
分类号		主分类号
代理机构		代理人
主权项
地址

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