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Publication date
Application filed by Fraeulein Hatt IdafiledCriticalFraeulein Hatt Ida
Publication of CH70300ApublicationCriticalpatent/CH70300A/de
CH70300A1914-12-021914-12-02Einrichtung zum Anzeigen von Zeitpunkten, insbesondere der Öffnungs- oder Schließungszeit von Geschäftsräumen
CH70300A
(de)