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经营范围
发明名称
Duplicating machine
摘要
申请公布号
US2174208(A)
申请公布日期
1939.09.26
申请号
US19390271417
申请日期
1939.05.02
申请人
RONALD FORD FRANK
发明人
FORD FRANK RONALD
分类号
B41L7/08
主分类号
B41L7/08
代理机构
代理人
主权项
地址
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