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发明名称
SPARK-PROOF POWER SUPPLY SYSTEM
摘要
申请公布号
RU1773277(C)
申请公布日期
1992.10.30
申请号
SU19904839427
申请日期
1990.06.15
申请人
KACHOROVSKIJ ALEKSEJ B,SU
发明人
KACHOROVSKIJ ALEKSEJ B,SU
分类号
E21F9/00;H02H7/00
主分类号
E21F9/00
代理机构
代理人
主权项
地址
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