Appareillage et dispositifs destinés à éviter les accidents aux passages à niveau des voies de chemins de fer,申请号FRD819853-传众专利搜索

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发明名称	Appareillage et dispositifs destinés à éviter les accidents aux passages à niveau des voies de chemins de fer
摘要
申请公布号	FR819853(A)	申请公布日期	1937.10.28
申请号	FRD819853	申请日期	1936.06.30
申请人		发明人	DECOMBREDET FERNAND
分类号	B61L29/20	主分类号	B61L29/20
代理机构		代理人
主权项
地址

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