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发明名称
Duplicating device
摘要
申请公布号
US2195491(A)
申请公布日期
1940.04.02
申请号
US19370155443
申请日期
1937.07.24
申请人
DITTO, INCORPORATED
发明人
MARCHEV ALFRED
分类号
B41L11/00
主分类号
B41L11/00
代理机构
代理人
主权项
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