Wähleinrichtung für Selbstanschluss-Fernsprechapparate.,申请号CHD300211-传众专利搜索

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发明名称	Wähleinrichtung für Selbstanschluss-Fernsprechapparate.
摘要
申请公布号	CH300211(A)	申请公布日期	1954.07.15
申请号	CHD300211	申请日期	1951.08.09
申请人	HIRTENFELD,MICHAEL	发明人	HIRTENFELD,MICHAEL
分类号	H04M1/56	主分类号	H04M1/56
代理机构		代理人
主权项
地址

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