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发明名称
Well logging instrument
摘要
申请公布号
US2376821(A)
申请公布日期
1945.05.22
申请号
US19430488102
申请日期
1943.05.22
申请人
WELL SURVEYS, INCORPORATED
发明人
SCHERBATSKEY SERGE ALEXANDER;NEUFELD JACOB;SWIFT GILBERT
分类号
G01V5/06
主分类号
G01V5/06
代理机构
代理人
主权项
地址
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