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发明名称
METHOD OF DEEP VIBRATORY DRILLING
摘要
申请公布号
SU631265(A1)
申请公布日期
1978.11.05
申请号
SU19762392977
申请日期
1976.05.19
申请人
LEBEDEV YURIJ V,SU;TATARINTSEV OLEG V,SU
发明人
LEBEDEV YURIJ V,SU;TATARINTSEV OLEG V,SU
分类号
B23B35/00;(IPC1-7):B23B35/00
主分类号
B23B35/00
代理机构
代理人
主权项
地址
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