Dispositif de chauffage électrique des aiguilles,申请号FRD892982-传众专利搜索

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法人/股东/高管

发明名称	Dispositif de chauffage électrique des aiguilles
摘要
申请公布号	FR892982(A)	申请公布日期	1944.05.25
申请号	FRD892982	申请日期	1943.03.30
申请人	LICENTIA PATENT-VERWALTUNGS-GESELLSCHAFT MIT BESCHRANKTER HAFTUNG	发明人
分类号	E01B7/24	主分类号	E01B7/24
代理机构		代理人
主权项
地址

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