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发明名称
Improvements in the manufacture of artificial silk
摘要
申请公布号
GB344874(A)
申请公布日期
1931.03.09
申请号
GB19290034092
申请日期
1929.11.08
申请人
WILLIAM HARRISON
发明人
分类号
D01F2/28
主分类号
D01F2/28
代理机构
代理人
主权项
地址
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