Colored rubber products,申请号US19360058418-传众专利搜索

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发明名称	Colored rubber products
摘要
申请公布号	US2117860(A)	申请公布日期	1938.05.17
申请号	US19360058418	申请日期	1936.01.09
申请人	E. I. DU PONT DE NEMOURS & COMPANY	发明人	SIEGEL ALFRED
分类号	C08K5/23;C09B63/00	主分类号	C08K5/23
代理机构		代理人
主权项
地址

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