BORE HOLE FORMING APPARATUS,申请号CAD819384-传众专利搜索

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发明名称	BORE HOLE FORMING APPARATUS
摘要
申请公布号	CA819384(A)	申请公布日期	1969.08.05
申请号	CAD819384	申请日期
申请人	RUDOLPH E. PARISIEN	发明人	RUDOLPH E. PARISIEN
分类号		主分类号
代理机构		代理人
主权项
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