Produits de substitution du caoutchouc,申请号FRD840760-传众专利搜索

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发明名称	Produits de substitution du caoutchouc
摘要
申请公布号	FR840760(A)	申请公布日期	1939.05.03
申请号	FRD840760	申请日期	1938.07.16
申请人	E. I. DU PONT DE NEMOURS AND CO	发明人
分类号	C08K5/36	主分类号	C08K5/36
代理机构		代理人
主权项
地址

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