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发明名称
Svingningssystem, især elektrodynamisk svingningssystem, f. eks. til mikrofoner og højttalere.
摘要
申请公布号
DK73887(C)
申请公布日期
1952.03.17
申请号
DK19460004720
申请日期
1946.11.30
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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