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经营范围
发明名称
Improvements in or relating to radio navigation systems
摘要
申请公布号
GB656126(A)
申请公布日期
1951.08.15
申请号
GB19490025733
申请日期
1948.10.08
申请人
THE DECCA RECORD COMPANY LIMITED;WILLIAM JOSEPH O'BRIEN;DONALD EDWARD BRIDGES;DENNIS ALFRED HENDLEY;MAURICE HENRY EASY;JOHN VICKERS
发明人
分类号
G01S1/02;G01S1/30
主分类号
G01S1/02
代理机构
代理人
主权项
地址
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