Improvements in or relating to apparatus for transmitting and amplifying music,申请号GB19340014034-传众专利搜索

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发明名称	Improvements in or relating to apparatus for transmitting and amplifying music
摘要
申请公布号	GB432926(A)	申请公布日期	1935.08.06
申请号	GB19340014034	申请日期	1934.05.09
申请人	EDOUARD D'ALTON	发明人
分类号	G10B1/08	主分类号	G10B1/08
代理机构		代理人
主权项
地址

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