URZADZENIE Z NAPEDEM HYDRAULICZNYM DO WIERCENIA SKAL,申请号PL19750179611-传众专利搜索

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发明名称	URZADZENIE Z NAPEDEM HYDRAULICZNYM DO WIERCENIA SKAL
摘要
申请公布号	PL100440(B1)	申请公布日期	1978.10.31
申请号	PL19750179611	申请日期	1975.04.14
申请人		发明人
分类号	(IPC1-7):E21C3/20	主分类号	(IPC1-7):E21C3/20
代理机构		代理人
主权项
地址

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