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发明名称
Duplicator
摘要
申请公布号
US1788424(A)
申请公布日期
1931.01.13
申请号
US19300453159
申请日期
1930.05.17
申请人
JAMES DURKIN
发明人
DURKIN JAMES
分类号
B41L9/00
主分类号
B41L9/00
代理机构
代理人
主权项
地址
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