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发明名称
Duplicating machine
摘要
申请公布号
US2337808(A)
申请公布日期
1943.12.28
申请号
US19410422499
申请日期
1941.12.11
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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