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发明名称
Expansible winder shaft
摘要
申请公布号
US2537492(A)
申请公布日期
1951.01.09
申请号
US19490106869
申请日期
1949.07.26
申请人
TIDLAND EDWARD H
发明人
TIDLAND EDWARD H.
分类号
B65H75/24
主分类号
B65H75/24
代理机构
代理人
主权项
地址
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