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发明名称
Procédé et dispositif pour l'étirage à froid de fils de polyamides
摘要
申请公布号
FR897719(A)
申请公布日期
1945.03.29
申请号
FRD897719
申请日期
1943.08.31
申请人
BATA A. S.
发明人
分类号
D01F6/60;D02J1/22
主分类号
D01F6/60
代理机构
代理人
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