Horizontally and vertically adjustable photoelectric sound head,申请号US19440523713-传众专利搜索

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发明名称	Horizontally and vertically adjustable photoelectric sound head
摘要
申请公布号	US2413051(A)	申请公布日期	1946.12.24
申请号	US19440523713	申请日期	1944.02.24
申请人	FONOBAND SOCIEDAD ANONIMA FONOIMPRESIONES SOBRE BANDAS DE PAPEL	发明人	IBORRA MIGUEL MARTINEZ
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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