ELECTRODYNAMIC LOUDSPEAKER WITH OMNI-DIRECTIONAL SOUND RADIATIONS,申请号EP19850101658-传众专利搜索

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发明名称	ELECTRODYNAMIC LOUDSPEAKER WITH OMNI-DIRECTIONAL SOUND RADIATIONS
摘要
申请公布号	EP0152926(B1)	申请公布日期	1988.06.22
申请号	EP19850101658	申请日期	1985.02.15
申请人	HAAS, RAINER J.	发明人	HAAS, RAINER J.
分类号	H04R1/34;H04R1/40;H04R9/06;(IPC1-7):H04R1/40	主分类号	H04R1/34
代理机构		代理人
主权项
地址

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