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经营范围
发明名称
Improvements in or relating to tuning arrangements for radio receivers and the like
摘要
申请公布号
GB621145(A)
申请公布日期
1949.04.05
申请号
GB19460021011
申请日期
1946.07.13
申请人
STANDARD TELEPHONES AND CABLES LIMITED;JOHN DOUGLAS HOLLAND;DUNCAN DOVE ROBINSON
发明人
分类号
H03H5/02;H03J3/10
主分类号
H03H5/02
代理机构
代理人
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