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发明名称
ΜΕΣΑ ΣΤΗΡΙΞΕΩΣ ΗΛΕΚΤΡΟΔΙΩΝ ΔΙΑ ΣΥΣΚΕΥΗΝ ΣΤΡΩΜΑΤΟΓΡΑΦΗΣΕΩΣ ΦΡΕΑΤΩΝ.
摘要
申请公布号
GR14823(B)
申请公布日期
1953.11.24
申请号
GR19530114823
申请日期
1953.06.18
申请人
SCHLUMBERGER WELL SURVEYING CORPORATION
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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