ELECTROMAGNETIC SIGNALLING DEVICE FOR RAILWAYS,申请号CAD353285-传众专利搜索

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发明名称	ELECTROMAGNETIC SIGNALLING DEVICE FOR RAILWAYS
摘要
申请公布号	CA353285(A)	申请公布日期	1935.10.01
申请号	CAD353285	申请日期
申请人	PALMINO VACCHINA;SIRO CITTERIO	发明人	PALMINO VACCHINA;SIRO CITTERIO
分类号		主分类号
代理机构		代理人
主权项
地址

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