ROTARY EARTH BORING DRILL,申请号CAD715416-传众专利搜索

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发明名称	ROTARY EARTH BORING DRILL
摘要
申请公布号	CA715416(A)	申请公布日期	1965.08.10
申请号	CAD715416	申请日期
申请人	JOY MANUFACTURING COMPANY	发明人	ALF H. BENDIXEN
分类号		主分类号
代理机构		代理人
主权项
地址

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