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发明名称
Verfahren und Vorrichtung zur Kennzeichnung von Quittungskarten, insbesondere Fahrkarten, zur Zusammenzaehlung der Quittungswerte und zum Aufdrucken der Einzelwerte zwecks Entwertung
摘要
申请公布号
DE899431(C)
申请公布日期
1953.12.10
申请号
DE1950E001929
申请日期
1950.06.30
申请人
HANSJOERG ENGENSPERGER
发明人
ENGENSPERGER HANSJOERG
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主分类号
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