Improvements in the construction and mounting of diaphragms for wireless loudspeakers, gramophones and other sound-reproducing apparatus,申请号GB19290026404-传众专利搜索

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发明名称	Improvements in the construction and mounting of diaphragms for wireless loudspeakers, gramophones and other sound-reproducing apparatus
摘要
申请公布号	GB338974(A)	申请公布日期	1930.12.01
申请号	GB19290026404	申请日期	1929.08.30
申请人	ALBERT FRANK STANLEY KENT	发明人
分类号	H04R7/20	主分类号	H04R7/20
代理机构		代理人
主权项
地址

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