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Application filed by Willi BaurfiledCriticalWilli Baur
Priority to GR610121835ApriorityCriticalpatent/GR21835B/el
Publication of GR21835BpublicationCriticalpatent/GR21835B/el
GR610121835A1961-04-131961-04-13Μεθοδος και διαταξις δια την κατασκευην τεχνικων εργων και οικοδομικων στοιχειων εκ προεντεταμενου σκυροδεματος.
GR21835B
(el)