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发明名称
Navigational computer
摘要
申请公布号
US2299444(A)
申请公布日期
1942.10.20
申请号
US19410374546
申请日期
1941.01.15
申请人
ALLEN WARNER LOUIS
发明人
WARNER LOUIS ALLEN
分类号
G01C21/20
主分类号
G01C21/20
代理机构
代理人
主权项
地址
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