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Publication date
Application filed by Gustav SperkfiledCriticalGustav Sperk
Publication of CH51651ApublicationCriticalpatent/CH51651A/de
CH51651A1910-04-081910-04-08Vorrichtung um flache Gegenstände, z.B. Papierblätter, Briefumschläge usw., einzeln von einem Stapel abzuschieben
CH51651A
(de)