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经营范围
发明名称
Improvements in or relating to radio receivers
摘要
申请公布号
GB373543(A)
申请公布日期
1932.05.26
申请号
GB19310031408
申请日期
1931.11.12
申请人
MARCONI'S WIRELESS TELEGRAPH COMPANY, LIMITED
发明人
分类号
H03H7/01
主分类号
H03H7/01
代理机构
代理人
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