Fotoelektrische Waehltastatur fuer Fernmelde-, insbesondere Fernsprechanlagen,申请号DE196601S1861-传众专利搜索

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发明名称	Fotoelektrische Waehltastatur fuer Fernmelde-, insbesondere Fernsprechanlagen
摘要
申请公布号	DE1260550(B)	申请公布日期	1968.02.08
申请号	DE196601S1861	申请日期	1966.02.07
申请人	SIEMENS AKTIENGESELLSCHAFT	发明人	WOLAK KURT;HAHN HELMUT;MONAT HERMANN
分类号	H04M1/23	主分类号	H04M1/23
代理机构		代理人
主权项
地址

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