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发明名称
Recorder
摘要
申请公布号
US2350994(A)
申请公布日期
1944.06.13
申请号
US19400322557
申请日期
1940.03.06
申请人
SUBMARINE SIGNAL COMPANY
发明人
ANDERSON ALBERT E.
分类号
G01S1/72
主分类号
G01S1/72
代理机构
代理人
主权项
地址
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