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经营范围
发明名称
Improvements in or relating to radio communication systems
摘要
申请公布号
GB477175(A)
申请公布日期
1937.12.23
申请号
GB19360019890
申请日期
1936.07.17
申请人
STANDARD TELEPHONES AND CABLES LIMITED
发明人
分类号
H04B1/38
主分类号
H04B1/38
代理机构
代理人
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