EINRICHTUNG ZUR UMWANDLUNG EINES ELEKTRISCHEN SIGNALS IN EIN AKUSTISCHES SIGNAL DIE EINE TRANSDUCEREINHEIT ENTHAELT.,申请号DE19873773308-传众专利搜索

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发明名称	EINRICHTUNG ZUR UMWANDLUNG EINES ELEKTRISCHEN SIGNALS IN EIN AKUSTISCHES SIGNAL DIE EINE TRANSDUCEREINHEIT ENTHAELT.
摘要
申请公布号	DE3773308(D1)	申请公布日期	1991.10.31
申请号	DE19873773308	申请日期	1987.06.25
申请人	N.V. PHILIPS' GLOEILAMPENFABRIEKEN, EINDHOVEN, NL	发明人	STRENG, JOHANNES HERMANNUS, NL-5656 AA EINDHOVEN, NL
分类号	H04R19/02;C02F3/12;H04R1/40;H04R19/00;(IPC1-7):H04R1/40	主分类号	H04R19/02
代理机构		代理人
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地址

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