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发明名称
Schreibmaschine mit mehreren uebereinander angeordneten Kohleblatttraegern
摘要
申请公布号
DE492965(C)
申请公布日期
1930.03.05
申请号
DE1927U009600D
申请日期
1927.02.03
申请人
UNDERWOOD ELLIOTT FISHER COMPANY
发明人
分类号
B41J17/00
主分类号
B41J17/00
代理机构
代理人
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地址
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