Improvements relating to electro-acoustic transducers,申请号GB19620049100-传众专利搜索

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发明名称	Improvements relating to electro-acoustic transducers
摘要
申请公布号	GB1016716(A)	申请公布日期	1966.01.12
申请号	GB19620049100	申请日期	1962.12.31
申请人	ASSOCIATED ELECTRICAL INDUSTRIES LIMITED	发明人	BROWN RONALD ERNEST CHARLES
分类号	H04M1/02;H04M1/03	主分类号	H04M1/02
代理机构		代理人
主权项
地址

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