Fibrous synthetic material of improved whiteness,申请号US19560566364-传众专利搜索

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发明名称	Fibrous synthetic material of improved whiteness
摘要
申请公布号	US2809123(A)	申请公布日期	1957.10.08
申请号	US19560566364	申请日期	1956.02.20
申请人	J. R. GEIGY A.-G.	发明人	KELLER ERNST;ZWEIDLER REINHARD
分类号	C09B23/04;D06L3/12	主分类号	C09B23/04
代理机构		代理人
主权项
地址

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