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经营范围
发明名称
Improvements in or relating to radio navigational systems
摘要
申请公布号
GB582230(A)
申请公布日期
1946.11.08
申请号
GB19440012238
申请日期
1944.06.27
申请人
STANDARD TELEPHONES AND CABLES LIMITED;HERBERT PAUL WILLIAMS
发明人
分类号
G01S1/02
主分类号
G01S1/02
代理机构
代理人
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地址
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