Perfectionnements aux freins électro-magnétiques sur rails,申请号FRD820172-传众专利搜索

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发明名称	Perfectionnements aux freins électro-magnétiques sur rails
摘要
申请公布号	FR820172(A)	申请公布日期	1937.11.05
申请号	FRD820172	申请日期	1936.07.10
申请人	FREINS JOURDAIN MONNERET, SOCIETE ANONYME	发明人
分类号	B61H7/08	主分类号	B61H7/08
代理机构		代理人
主权项
地址

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