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经营范围
发明名称
Bleaching fibers and a composition therefor
摘要
申请公布号
US2189378(A)
申请公布日期
1940.02.06
申请号
US19380188984
申请日期
1938.02.05
申请人
BUFFALO ELECTRO-CHEMICAL COMPANY, INC.
发明人
KAUFFMANN HANS O.
分类号
D06L3/02
主分类号
D06L3/02
代理机构
代理人
主权项
地址
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