DEVICE FOR SECURING CUTTING TOOLS IN CUTTING UNITS,申请号PL19790215720-传众专利搜索

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发明名称	DEVICE FOR SECURING CUTTING TOOLS IN CUTTING UNITS
摘要
申请公布号	PL117775(B1)	申请公布日期	1981.08.31
申请号	PL19790215720	申请日期	1979.05.19
申请人		发明人
分类号	E21C35/18;E21C35/197;(IPC1-7):E21C25/38	主分类号	E21C35/18
代理机构		代理人
主权项
地址

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