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发明名称
WAVE TRANSMISSION SYSTEM
摘要
申请公布号
CA614353(A)
申请公布日期
1961.02.14
申请号
CAD614353
申请日期
申请人
UNITED GEOPHYSICAL CORPORATION
发明人
RAYMOND A. PETERSON
分类号
主分类号
代理机构
代理人
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