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发明名称
Automatic depth control system
摘要
申请公布号
US2969033(A)
申请公布日期
1961.01.24
申请号
US19520314825
申请日期
1952.10.15
申请人
SPERRY RAND CORPORATION
发明人
VACQUIER VICTOR
分类号
F42B19/04
主分类号
F42B19/04
代理机构
代理人
主权项
地址
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