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经营范围
发明名称
Improvements in or relating to the twisting of artificial fibre yarns
摘要
申请公布号
GB576646(A)
申请公布日期
1946.04.12
申请号
GB19440005686
申请日期
1944.03.28
申请人
NATIONAL OIL CO.
发明人
分类号
D01F11/08
主分类号
D01F11/08
代理机构
代理人
主权项
地址
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