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Application filed by Νικολαος ΝικολαιδηςfiledCriticalΝικολαος Νικολαιδης
Priority to GR620123191ApriorityCriticalpatent/GR23191B/el
Publication of GR23191BpublicationCriticalpatent/GR23191B/el
GR620123191A1962-05-121962-05-12Τροπος μη διαφυγης του ικα εις τον τομεα εκτελεσεως τεχνικων εργων ως και ζημιων του δημοσιου εξ απολογιστικων εργων.
GR23191B
(el)