Improvements in the colouration of materials made of or containing cellulose derivatives,申请号GB19290034119-传众专利搜索

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发明名称	Improvements in the colouration of materials made of or containing cellulose derivatives
摘要
申请公布号	GB343124(A)	申请公布日期	1931.02.09
申请号	GB19290034119	申请日期	1929.11.08
申请人	BRITISH CELANESE LIMITED;REGINALD HENRY PARKINSON	发明人
分类号	D06P3/40	主分类号	D06P3/40
代理机构		代理人
主权项
地址

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