APPARATUS FOR DAMPING EXPLOSION SHOCK WAVE ENERGY IN MINE WORKING,申请号SU19813290152-传众专利搜索

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发明名称	APPARATUS FOR DAMPING EXPLOSION SHOCK WAVE ENERGY IN MINE WORKING
摘要
申请公布号	SU976104(A1)	申请公布日期	1982.11.23
申请号	SU19813290152	申请日期	1981.05.18
申请人	PLOTNIKOV VALERIJ M,SU	发明人	PLOTNIKOV VALERIJ M,SU
分类号	E21F5/00;(IPC1-7):E21F5/00	主分类号	E21F5/00
代理机构		代理人
主权项
地址

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