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经营范围
发明名称
Wood bleaching
摘要
申请公布号
US2191431(A)
申请公布日期
1940.02.20
申请号
US19380201777
申请日期
1938.04.13
申请人
BUFFALO ELECTRO-CHEMICAL COMPANY, INC.
发明人
KAUFFMANN HANS O.
分类号
B27K5/02
主分类号
B27K5/02
代理机构
代理人
主权项
地址
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