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发明名称
Voltage generating seismic vibratory pickup device
摘要
申请公布号
US3157852(A)
申请公布日期
1964.11.17
申请号
US19600005753
申请日期
1960.02.01
申请人
INTERNATIONAL RESEARCH AND DEVELOPMENT CORPORATION
发明人
CAMPBELL RALPH A.;ONGARO THEODORE;THOMAS GLEN H.
分类号
G01V1/18
主分类号
G01V1/18
代理机构
代理人
主权项
地址
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