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发明名称
Self-threading yarn tension device
摘要
申请公布号
US2680572(A)
申请公布日期
1954.06.08
申请号
US19500179962
申请日期
1950.08.17
申请人
FOSTER MACHINE COMPANY
发明人
STANGE FERDINAND F.
分类号
B65H59/10
主分类号
B65H59/10
代理机构
代理人
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