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发明名称
Winding apparatus
摘要
申请公布号
US2238128(A)
申请公布日期
1941.04.15
申请号
US19380235924
申请日期
1938.10.20
申请人
E.I. DU PONT DE NEMOURS & COMPANY
发明人
NYDEGGER ROLAND ROSWELL
分类号
B65H54/28
主分类号
B65H54/28
代理机构
代理人
主权项
地址
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