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发明名称
PORTABLE MINE METHANE ALARM
摘要
申请公布号
RU1800064(C)
申请公布日期
1993.03.07
申请号
SU19904826492
申请日期
1990.05.17
申请人
INST GORNOGO DELA IM.A.A.SKOCHINSKOGO
发明人
GEJKHMAN ISAAK L,SU;BELONOZHKO VIKTOR P,SU;IVASHEV ALEKSANDR V,SU;KISLENKO ALEKSANDR P,SU;ONISHCHENKO ALEKSANDR M,SU;SHAPAREV STEPAN V,SU
分类号
E21F17/18;E21F5/00;E21F9/00
主分类号
E21F17/18
代理机构
代理人
主权项
地址
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