Improvements in the manufacture of cellulose derivatives,申请号GB19380029988-传众专利搜索

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发明名称	Improvements in the manufacture of cellulose derivatives
摘要
申请公布号	GB520336(A)	申请公布日期	1940.04.22
申请号	GB19380029988	申请日期	1938.10.17
申请人	HENRY DREYFUS	发明人
分类号	C08B1/02	主分类号	C08B1/02
代理机构		代理人
主权项
地址

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