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发明名称
Duplicating attachment
摘要
申请公布号
US2085993(A)
申请公布日期
1937.07.06
申请号
US19350014669
申请日期
1935.04.04
申请人
LENA C. TRIMBY;ROBERT H. TRIMBY
发明人
NELSON LEWIS D.
分类号
B41J35/22
主分类号
B41J35/22
代理机构
代理人
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地址
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