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发明名称
ARRANGEMENT FOR EXTINGUISHING FIRES IN WORKED SPACE OF COAL MINES
摘要
申请公布号
SU1413249(A1)
申请公布日期
1988.07.30
申请号
SU19864091224
申请日期
1986.07.10
申请人
VOSTOCHNOE OTDEL VNII GORNOSPASATELNOGO DELA
发明人
PORTOLA VYACHESLAV A,SU
分类号
E21F5/00
主分类号
E21F5/00
代理机构
代理人
主权项
地址
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