Process for producing free cellulose fiber,申请号US19370136435-传众专利搜索

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发明名称	Process for producing free cellulose fiber
摘要
申请公布号	US2205704(A)	申请公布日期	1940.06.25
申请号	US19370136435	申请日期	1937.04.12
申请人	VON HASSEL GEORGE M	发明人	HASSEL GEORGE M. VON
分类号	D21D5/02	主分类号	D21D5/02
代理机构		代理人
主权项
地址

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