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发明名称
ELEKTROAKUSTISCHE VORRICHTUNG
摘要
申请公布号
AT363528(B)
申请公布日期
1981.08.10
申请号
AT19780002362
申请日期
1978.04.04
申请人
N.V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
B06B1/06;H04R7/06;H04R17/00;(IPC1-7):H04R17/00
主分类号
B06B1/06
代理机构
代理人
主权项
地址
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