Procédé de fabrication de matières artificielles perfectionnés,申请号FRD843545-传众专利搜索

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发明名称	Procédé de fabrication de matières artificielles perfectionnés
摘要
申请公布号	FR843545(A)	申请公布日期	1939.07.05
申请号	FRD843545	申请日期	1938.09.16
申请人		发明人	DREYFUS HENRY
分类号	D06M11/38	主分类号	D06M11/38
代理机构		代理人
主权项
地址

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