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经营范围
发明名称
Improvements in or relating to circuit arrangements for transmitting audio frequency signals
摘要
申请公布号
GB1007922(A)
申请公布日期
1965.10.22
申请号
GB19610045386
申请日期
1961.12.19
申请人
TELEFUNKEN PATENTVERWERTUNGS-GESELLSCHAFT MIT BESCHRAENKTER HAFTONG
发明人
分类号
H04S1/00;H04S5/00
主分类号
H04S1/00
代理机构
代理人
主权项
地址
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