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发明名称
Improvements in or relating to tuning indicators for wireless receivers
摘要
申请公布号
GB493297(A)
申请公布日期
1938.10.05
申请号
GB19370009624
申请日期
1937.04.05
申请人
ELECTRICAL & MUSICAL INDUSTRIES, LIMITED
发明人
分类号
H03J1/04
主分类号
H03J1/04
代理机构
代理人
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