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发明名称
Improvements in or relating to the production of paper
摘要
申请公布号
GB326956(A)
申请公布日期
1930.03.27
申请号
GB19290005176
申请日期
1929.02.15
申请人
THE MATHIESON ALKALI WORKS
发明人
分类号
D21C9/00
主分类号
D21C9/00
代理机构
代理人
主权项
地址
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