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发明名称
Perfectionnements à la fabrication des filaments ou fils artificiels par le procédé de filage à sec
摘要
申请公布号
FR681806(A)
申请公布日期
1930.05.20
申请号
FRD681806
申请日期
1929.09.16
申请人
发明人
DREYFUS HENRY
分类号
D01D5/04;D01F2/30
主分类号
D01D5/04
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代理人
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