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发明名称
ARRANGEMENT FOR VIBRATION DRILLING
摘要
申请公布号
SU1351724(A1)
申请公布日期
1987.11.15
申请号
SU19864052709
申请日期
1986.03.04
申请人
LE MEKHANICHESKIJ I IM.MARSHALA SOVETSKOGO SOYUZA USTINOVA D.F.
发明人
SILIN NIKOLAJ S,SU
分类号
B23B47/04
主分类号
B23B47/04
代理机构
代理人
主权项
地址
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