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发明名称
Improvements in the production of textile yarns
摘要
申请公布号
GB623753(A)
申请公布日期
1949.05.23
申请号
GB19460026136
申请日期
1946.08.30
申请人
BRITISH CELANESE LIMITED
发明人
分类号
B65H55/00;D02G3/34
主分类号
B65H55/00
代理机构
代理人
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