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发明名称
Supercalendering process
摘要
申请公布号
US2251890(A)
申请公布日期
1941.08.05
申请号
US19370150410
申请日期
1937.06.25
申请人
THE CHAMPION PAPER AND FIBRE COMPANY
发明人
MONTGOMERY WILLIAM J.
分类号
D21G3/02
主分类号
D21G3/02
代理机构
代理人
主权项
地址
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