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发明名称
Improvements in or relating to loud speaker circuits
摘要
申请公布号
GB456027(A)
申请公布日期
1936.11.02
申请号
GB19350022970
申请日期
1935.08.15
申请人
E.K. COLE LIMITED;ARTHUR EVEREST FALKUS
发明人
分类号
H04R3/08
主分类号
H04R3/08
代理机构
代理人
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