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发明名称
Improvements in or relating to the manufacture of sheets of paper or felted fibrous material
摘要
申请公布号
GB720006(A)
申请公布日期
1954.12.08
申请号
GB19510000816
申请日期
1951.01.11
申请人
SIXTEN MAGNUS HJELTE
发明人
分类号
D21F9/00;D21H23/00;D21H23/26;D21J1/00
主分类号
D21F9/00
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