AUTOMATISCHE VERKEHRS - HALTE - HOERSIGNAL- EINRICHTUNG.,申请号DE195400H5089U-传众专利搜索

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发明名称	AUTOMATISCHE VERKEHRS - HALTE - HOERSIGNAL- EINRICHTUNG.
摘要
申请公布号	DE1704712(U)	申请公布日期	1955.08.11
申请号	DE195400H5089U	申请日期	1954.05.22
申请人	OTTO HARTMANN SEN.	发明人	OTTO HARTMANN SEN.
分类号		主分类号
代理机构		代理人
主权项
地址

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