MINING CUTTER-LOADER WORKING MEMBER,申请号SU19711727649-传众专利搜索

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发明名称	MINING CUTTER-LOADER WORKING MEMBER
摘要
申请公布号	SU750061(A1)	申请公布日期	1980.07.23
申请号	SU19711727649	申请日期	1971.12.21
申请人	SUPRUNOV ALEKSANDR N,SU	发明人	SUPRUNOV ALEKSANDR N,SU
分类号	E21C27/24;(IPC1-7):E21C27/24	主分类号	E21C27/24
代理机构		代理人
主权项
地址

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