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经营范围
发明名称
Improvements in or relating to radio receiving sets
摘要
申请公布号
GB512141(A)
申请公布日期
1939.08.29
申请号
GB19390017695
申请日期
1937.11.25
申请人
DANIEL JAMES CROWLEY
发明人
分类号
H05K11/00
主分类号
H05K11/00
代理机构
代理人
主权项
地址
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