UTENSILE PERFORATORE PER ROCCIA O MATERIALI DURI ATTO AD ESSERE APPLICATO ALLE TRIVELLE IN GENERE,申请号IT19830044003-传众专利搜索

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发明名称	UTENSILE PERFORATORE PER ROCCIA O MATERIALI DURI ATTO AD ESSERE APPLICATO ALLE TRIVELLE IN GENERE
摘要
申请公布号	IT1172785(B)	申请公布日期	1987.06.18
申请号	IT19830044003	申请日期	1983.01.11
申请人	MAPER DI ACCORRONI FABIO	发明人	ACCORRONI FABIO
分类号	E21B;(IPC1-7):E21B/	主分类号	E21B
代理机构		代理人
主权项
地址

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