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发明名称
Vorsteckvorrichtung an Schreibmaschinen
摘要
申请公布号
AT167957(B)
申请公布日期
1951.03.27
申请号
ATD167957
申请日期
1946.06.04
申请人
RUF-BUCHHALTUNG AKTIENGESELLSCHAFT
发明人
PAUL HEGNAUER
分类号
主分类号
代理机构
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