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发明名称
SEISMIC SOUND SOURCE
摘要
申请公布号
CA686081(A)
申请公布日期
1964.05.05
申请号
CAD686081
申请日期
申请人
SHELL OIL COMPANY
发明人
WILLIAM L. ROEVER
分类号
主分类号
代理机构
代理人
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