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发明名称
Пульсатор для кароттажной станции
摘要
申请公布号
SU98207(A1)
申请公布日期
1953.11.30
申请号
SU19520447738
申请日期
1952.05.10
申请人
RIVKIN I.YA.
发明人
RIVKIN I.YA.
分类号
G01V3/20
主分类号
G01V3/20
代理机构
代理人
主权项
地址
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