Perfectionnement aux lignes aériennes de traction électrique,申请号FRD727960-传众专利搜索

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发明名称	Perfectionnement aux lignes aériennes de traction électrique
摘要
申请公布号	FR727960(A)	申请公布日期	1932.06.27
申请号	FRD727960	申请日期	1931.12.07
申请人		发明人	TREVE MAURICE
分类号	B60M1/26	主分类号	B60M1/26
代理机构		代理人
主权项
地址

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