DEEP-WELL DRILL,申请号YU19770001336-传众专利搜索

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发明名称	DEEP-WELL DRILL
摘要
申请公布号	YU133677(A)	申请公布日期	1982.06.30
申请号	YU19770001336	申请日期	1977.05.30
申请人	MARKOVIC PETAR	发明人	MARKOVIC PETAR;MARKOVIC PETAR
分类号	B23B51/06;(IPC1-7):B23B51/06	主分类号	B23B51/06
代理机构		代理人
主权项
地址

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