Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Vickers - Armstrongs LimitedfiledCriticalVickers - Armstrongs Limited
Priority to GR380107823ApriorityCriticalpatent/GR7823B/el
Publication of GR7823BpublicationCriticalpatent/GR7823B/el