Wartefeldschaltung fuer Fernmeldeanlagen, insbesondere fuer Fernaemter,申请号DE1953S033958-传众专利搜索

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发明名称	Wartefeldschaltung fuer Fernmeldeanlagen, insbesondere fuer Fernaemter
摘要
申请公布号	DE927448(C)	申请公布日期	1955.05.09
申请号	DE1953S033958	申请日期	1953.06.20
申请人	SIEMENS & HALSKE AKTIENGESELLSCHAFT	发明人	DAHMS RUDOLF;ROHDE KONRAD DIPL.-ING. DR.
分类号	H04M3/523	主分类号	H04M3/523
代理机构		代理人
主权项
地址

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