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发明名称
Schreibplatte fuer Durchschreibebuchfuehrung
摘要
申请公布号
DE679876(C)
申请公布日期
1939.08.14
申请号
DE1931P063918D
申请日期
1931.09.16
申请人
HERMANN PROWE
发明人
分类号
B41L3/20
主分类号
B41L3/20
代理机构
代理人
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