SPEAKER SYSTEM AND ELECTROSTATIC SPEAKER,申请号GB19690021291-传众专利搜索

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发明名称	SPEAKER SYSTEM AND ELECTROSTATIC SPEAKER
摘要
申请公布号	GB1262505(A)	申请公布日期	1972.02.02
申请号	GB19690021291	申请日期	1969.04.25
申请人	LLOYD JOSEPH BOBB;CHESTER CLARKE POND	发明人	LLOYD JOSEPH BOBB
分类号	H04R19/00;H04R19/02	主分类号	H04R19/00
代理机构		代理人
主权项
地址

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