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经营范围
发明名称
Improvements in or relating to radio beacons and beacon systems
摘要
申请公布号
GB642183(A)
申请公布日期
1950.08.30
申请号
GB19470003674
申请日期
1947.02.07
申请人
PHILIPS LAMPS LIMITED
发明人
分类号
G01S1/50
主分类号
G01S1/50
代理机构
代理人
主权项
地址
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