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发明名称
Improvements relating to the production of artificial threads, filaments, ribbons and the like
摘要
申请公布号
GB371343(A)
申请公布日期
1932.04.18
申请号
GB19310001562
申请日期
1931.01.16
申请人
HENRY DREYFUS
发明人
分类号
D01F2/28
主分类号
D01F2/28
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代理人
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