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发明名称
Manifolding mechanism for typewriters
摘要
申请公布号
US2273255(A)
申请公布日期
1942.02.17
申请号
US19410382709
申请日期
1941.03.11
申请人
FADER JAMES W
发明人
FADER JAMES W.
分类号
B41J17/00
主分类号
B41J17/00
代理机构
代理人
主权项
地址
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