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发明名称
Neutron source
摘要
申请公布号
US2991367(A)
申请公布日期
1961.07.04
申请号
US19550517764
申请日期
1955.06.24
申请人
WELL SURVEYS, INCORPORATED
发明人
THAYER JEAN M.;FEARON ROBERT E.
分类号
G01V5/10;G21G4/02
主分类号
G01V5/10
代理机构
代理人
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