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发明名称
Navigation system
摘要
申请公布号
US2869118(A)
申请公布日期
1959.01.13
申请号
US19470749184
申请日期
1947.05.20
申请人
GENERAL PRECISION LABORATORY INCORPORATED
发明人
TULL WILLIAM J.;GILLETTE FRANK N.
分类号
G01S13/60
主分类号
G01S13/60
代理机构
代理人
主权项
地址
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