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Application filed by Γεωργιος Βαλληνδας, Λεωνιδας ΧαρμπουρηςfiledCriticalΓεωργιος Βαλληνδας
Priority to GR420109820ApriorityCriticalpatent/GR9820B/el
Publication of GR9820BpublicationCriticalpatent/GR9820B/el