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经营范围
发明名称
Akustischer Sender für Bohrlöcher.
摘要
申请公布号
DE69010962(D1)
申请公布日期
1994.09.01
申请号
DE1990610962
申请日期
1990.04.17
申请人
MOBIL OIL CORP., NEW YORK, N.Y., US
发明人
MEDLIN, WILLIAM LOUIS, DALLAS, TEXAS 75248, US;RING, GARY ALLEN, SANGER, TEXAS 76266, US
分类号
B06B1/06;G01V1/52;(IPC1-7):G01V1/40
主分类号
B06B1/06
代理机构
代理人
主权项
地址
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