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发明名称
Vorrichtung bei Rechenmaschinen
摘要
申请公布号
DE914792(C)
申请公布日期
1954.07.08
申请号
DE1944A002574D
申请日期
1944.05.03
申请人
AKTIEBOLAGET FACIT
发明人
GRIP ERIK KONRAD;TOORELL STURE
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