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发明名称
SOUND REPRODUCING SYSTEM
摘要
申请公布号
CA365128(A)
申请公布日期
1937.03.30
申请号
CAD365128
申请日期
申请人
THE WESTERN ELECTRIC COMPANY
发明人
HENRY CHARLES HARRISON
分类号
主分类号
代理机构
代理人
主权项
地址
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