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发明名称
SPOSOB SYNCHRONIZACJI SONDY Z APARATURA NAZIEMNA ORAZ SONDA DO WYKONYWANIA POMIAROW AKUSTYCZNYCH W OTWORACH WIERTNICZYCH
摘要
申请公布号
PL103916(B1)
申请公布日期
1979.07.31
申请号
PL19750186082
申请日期
1975.12.29
申请人
发明人
分类号
E21B47/00;(IPC1-7):E21B47/00
主分类号
E21B47/00
代理机构
代理人
主权项
地址
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