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发明名称
Пневматический вибратор
摘要
申请公布号
SU124892(A1)
申请公布日期
1959.11.30
申请号
SU19590623785
申请日期
1959.04.02
申请人
ANTONOV V.F.
发明人
ANTONOV V.F.
分类号
E21B7/24
主分类号
E21B7/24
代理机构
代理人
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地址
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