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发明名称
Reel
摘要
申请公布号
US1944669(A)
申请公布日期
1934.01.23
申请号
US19310552317
申请日期
1931.07.22
申请人
DETROIT BODY DIE COMPANY
发明人
PURDY EMMETT G.
分类号
B65H75/40
主分类号
B65H75/40
代理机构
代理人
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