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Application filed by Eugen ZopffiledCriticalEugen Zopf
Application grantedgrantedCritical
Publication of AT41541BpublicationCriticalpatent/AT41541B/de
Vorrichtung an Schreibmaschinen, um Schriftstücke, behufs nachträglicher Korrekturen oder Ergänzungen, in die ursprüngliche Schreiblage einstellen zu können
Un método perfeccionado y su correspondiente aparato para aumentar el efecto registrador o reproducir de un modo acentuado las vibraciones de pequeña amplitud.