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发明名称
Cop winder
摘要
申请公布号
US3000581(A)
申请公布日期
1961.09.19
申请号
US19580710065
申请日期
1958.01.20
申请人
BEECHER HENRY C
发明人
BEECHER HENRY C.
分类号
B65H54/14
主分类号
B65H54/14
代理机构
代理人
主权项
地址
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