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发明名称
Take-up spool
摘要
申请公布号
US2744694(A)
申请公布日期
1956.05.08
申请号
US19520287508
申请日期
1952.05.13
申请人
NORTH AMERICAN RAYON CORPORATION
发明人
MURRAY AUBREY S.
分类号
B65H75/14
主分类号
B65H75/14
代理机构
代理人
主权项
地址
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