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发明名称
Double-ring twisting frame specially for twisting artificial silk
摘要
申请公布号
US1793704(A)
申请公布日期
1931.02.24
申请号
US19290393676
申请日期
1929.09.19
申请人
THE FIRM BARMER MASCHINENFABRIK AKTIENGESELLSCHAFT
发明人
LENK MATHIAS
分类号
D01H1/02
主分类号
D01H1/02
代理机构
代理人
主权项
地址
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