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发明名称
ACOUSTIC IMPULSE GENERATOR FOR PRODUCING SEISMIC SIGNALS
摘要
申请公布号
ZA7007643(B)
申请公布日期
1972.06.28
申请号
ZA19700007643
申请日期
1970.11.11
申请人
WESTERN GEOPHYSICAL CO OF AMERICA
发明人
SAVIT C
分类号
G01V
主分类号
G01V
代理机构
代理人
主权项
地址
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