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发明名称
Mechanical imploder and method for generating under water seismic signals
摘要
申请公布号
US3369627(A)
申请公布日期
1968.02.20
申请号
US19660567504
申请日期
1966.07.25
申请人
EDWARD G. SCHEMPF
发明人
SCHEMPF EDWARD G.
分类号
G01V1/133
主分类号
G01V1/133
代理机构
代理人
主权项
地址
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