Fremgangsmaade til forøgelse af papirs hvidhed.,申请号DK19460001474-传众专利搜索

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发明名称	Fremgangsmaade til forøgelse af papirs hvidhed.
摘要
申请公布号	DK68501(C)	申请公布日期	1949.01.31
申请号	DK19460001474	申请日期	1946.04.12
申请人	LEVER BROTHERS & UNILEVER LIMITED	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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