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经营范围
发明名称
An Air Operated Underwater Seismic Source.
摘要
申请公布号
GB1198757(A)
申请公布日期
1970.07.15
申请号
GB19680038183
申请日期
1968.08.09
申请人
MANDREL INDUSTRIES INC.
发明人
分类号
G01V1/137;G01V1/387
主分类号
G01V1/137
代理机构
代理人
主权项
地址
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