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发明名称
Вибратор
摘要
申请公布号
SU117796(A1)
申请公布日期
1958.11.30
申请号
SU19580606108
申请日期
1958.08.18
申请人
KARACHEV A.S.
发明人
KARACHEV A.S.
分类号
E21B31/00
主分类号
E21B31/00
代理机构
代理人
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地址
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