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经营范围
发明名称
Improvements in and relating to baffles and containers for loud speakers
摘要
申请公布号
GB434563(A)
申请公布日期
1935.09.04
申请号
GB19340023278
申请日期
1934.08.13
申请人
PHILIP KESTON TURNER;HARTLEY TURNER RADIO LIMITED
发明人
分类号
H04R1/28
主分类号
H04R1/28
代理机构
代理人
主权项
地址
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