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发明名称
Improvements in or relating to rolls for use in paper making
摘要
申请公布号
GB428723(A)
申请公布日期
1935.05.17
申请号
GB19340009006
申请日期
1934.03.22
申请人
THE BLACK-CLAWSON CO.
发明人
分类号
D21D1/02
主分类号
D21D1/02
代理机构
代理人
主权项
地址
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