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经营范围
发明名称
High explosive disk-shaped charge for seismic exploration
摘要
申请公布号
US2656003(A)
申请公布日期
1953.10.20
申请号
US19480011613
申请日期
1948.02.27
申请人
INSTITUTE OF INVENTIVE RESEARCH
发明人
POULTER THOMAS C.
分类号
G01V1/13
主分类号
G01V1/13
代理机构
代理人
主权项
地址
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