Improvements in or relating to means for use in recording sound and other vibrations,申请号GB19320010025-传众专利搜索

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发明名称	Improvements in or relating to means for use in recording sound and other vibrations
摘要
申请公布号	GB419204(A)	申请公布日期	1934.11.07
申请号	GB19320010025	申请日期	1933.05.08
申请人	HORACE WILFRED ALDRICH;WILFRED GANNON	发明人
分类号	G11B7/00	主分类号	G11B7/00
代理机构		代理人
主权项
地址

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