UN PERFECCIONAMIENTO EN LOS APARATOS TRANSMISORES NUMÉRICOS DE LOS TELÉFONOS AUTOMáTICOS,申请号ES19230001164-传众专利搜索

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发明名称	UN PERFECCIONAMIENTO EN LOS APARATOS TRANSMISORES NUMÉRICOS DE LOS TELÉFONOS AUTOMáTICOS
摘要
申请公布号	ES116423(A1)	申请公布日期	1930.02.01
申请号	ES19230001164	申请日期	1929.12.30
申请人	INURRIETA, JUAN	发明人
分类号	(IPC1-7):H04	主分类号	(IPC1-7):H04
代理机构		代理人
主权项
地址

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