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发明名称
Dispositif pour machine à papier
摘要
申请公布号
FR816332(A)
申请公布日期
1937.08.05
申请号
FRD816332
申请日期
1937.01.14
申请人
发明人
ROLLS OSCAR
分类号
D21F1/00
主分类号
D21F1/00
代理机构
代理人
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地址
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