KIT DE PERFURACAO,申请号BR1987MU00535U-传众专利搜索

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发明名称	KIT DE PERFURACAO
摘要
申请公布号	BR6700535(U)	申请公布日期	1988.10.25
申请号	BR1987MU00535U	申请日期	1987.03.23
申请人	METALURGICA CEERGIL LTDA	发明人	GILBERTO MIGNONE
分类号	(IPC1-7):E21C1/00	主分类号	(IPC1-7):E21C1/00
代理机构		代理人
主权项
地址

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