Procédé de fabrication de produits pour la construction et l'entretien des routes à partir de mélanges de goudron de houille et de bitume,申请号FRD728481-传众专利搜索

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发明名称	Procédé de fabrication de produits pour la construction et l'entretien des routes à partir de mélanges de goudron de houille et de bitume
摘要
申请公布号	FR728481(A)	申请公布日期	1932.07.06
申请号	FRD728481	申请日期	1931.02.24
申请人	ASSOCIATION ROUTIERE ET CHIMIQUE	发明人	LEVY MARCEL;BERNARD GUSTAVE
分类号	C08L95/00	主分类号	C08L95/00
代理机构		代理人
主权项
地址

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