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发明名称
Suspension system for seismograph detectors
摘要
申请公布号
US2657374(A)
申请公布日期
1953.10.27
申请号
US19490125023
申请日期
1949.11.02
申请人
GULF RESEARCH & DEVELOPMENT COMPANY
发明人
BARDEEN THOMAS
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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