Acoustic duct for a loud speaker with a holed resonance cavity,申请号GB19960005263-传众专利搜索

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发明名称	Acoustic duct for a loud speaker with a holed resonance cavity
摘要
申请公布号	GB2302231(A)	申请公布日期	1997.01.08
申请号	GB19960005263	申请日期	1996.03.13
申请人	* MATSUSHITA ELECTRIC INDUSTRIAL CO LTD	发明人	TAKASHI * SABATO;TOSHIHIDE * TAKIZAWA;TERUO * DOI;KAZUKI * HONDA;TAKAFUMI * YUASA
分类号	H04R1/02;H04R1/30;H04R5/02;(IPC1-7):H04R1/30;H04N5/64	主分类号	H04R1/02
代理机构		代理人
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