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发明名称
Geophysical borehole apparatus
摘要
申请公布号
US3221833(A)
申请公布日期
1965.12.07
申请号
US19620191995
申请日期
1962.05.02
申请人
GENERAL DYNAMICS CORPORATION
发明人
MALMBERG JOHN H.
分类号
G01V1/135;G01V11/00
主分类号
G01V1/135
代理机构
代理人
主权项
地址
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