OMNIPHONIC TRANSDUCER SYSTEM,申请号GB19760010502-传众专利搜索

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发明名称	OMNIPHONIC TRANSDUCER SYSTEM
摘要
申请公布号	GB1572093(A)	申请公布日期	1980.07.23
申请号	GB19760010502	申请日期	1976.03.16
申请人	WEHNER R	发明人
分类号	H04R1/02;H04R5/02;H04R5/027;(IPC1-7):H04R5/02	主分类号	H04R1/02
代理机构		代理人
主权项
地址

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