Perfectionnements aux lignes de chemins de fer,申请号FRD703579-传众专利搜索

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发明名称	Perfectionnements aux lignes de chemins de fer
摘要
申请公布号	FR703579(A)	申请公布日期	1931.05.02
申请号	FRD703579	申请日期	1930.10.10
申请人		发明人	WINBY LEWIS PHILLIPS
分类号	E01B13/02	主分类号	E01B13/02
代理机构		代理人
主权项
地址

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