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发明名称
Duplicator
摘要
申请公布号
US2146998(A)
申请公布日期
1939.02.14
申请号
US19380196245
申请日期
1938.03.16
申请人
STARR LEO R
发明人
STARR LEO R.
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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