TELEFONHOERER MIT SPRECHMUSCHEL.,申请号DE195400H4603U-传众专利搜索

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发明名称	TELEFONHOERER MIT SPRECHMUSCHEL.
摘要
申请公布号	DE1694765(U)	申请公布日期	1955.03.10
申请号	DE195400H4603U	申请日期	1954.04.13
申请人	LUDWIG HOFFMANN	发明人	LUDWIG HOFFMANN
分类号		主分类号
代理机构		代理人
主权项
地址

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