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Application filed by Χαραλαμπος ΒλαδοςfiledCriticalΧαραλαμπος Βλαδος
Priority to GR320103519ApriorityCriticalpatent/GR3519B/en
Publication of GR3519BpublicationCriticalpatent/GR3519B/en
GR320103519A1932-02-011932-02-01
INSTRUMENT CAN BE APPLIED EASILY IN LINEAR ENGRAVING INSTRUMENTS, OION HARAKA, TRIGONON, ETC. TO NORMAL LINE DRAWING.
GR3519B
(en)