SHOCK-ABSORBER OF MINE SUPPORT PROP,申请号SU19853943059-传众专利搜索

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发明名称	SHOCK-ABSORBER OF MINE SUPPORT PROP
摘要
申请公布号	SU1305366(A2)	申请公布日期	1987.04.23
申请号	SU19853943059	申请日期	1985.08.07
申请人	RAKHMANOV NIKOLAJ N	发明人	RAKHMANOV NIKOLAJ N,SU
分类号	E21D15/44	主分类号	E21D15/44
代理机构		代理人
主权项
地址

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