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发明名称
Многополюсный переключатель бокового каротажного электрозонда
摘要
申请公布号
SU85200(A1)
申请公布日期
1949.11.30
申请号
SU19470389819
申请日期
1947.06.28
申请人
BONDARENKO K.I.;SPERANSKIJ M.M.
发明人
BONDARENKO K.I.;SPERANSKIJ M.M.
分类号
H01H3/34;H01H63/20
主分类号
H01H3/34
代理机构
代理人
主权项
地址
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