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Publication date
Priority claimed from GB33858/76Aexternal-prioritypatent/GB1592147A/en
Priority claimed from AT590977Aexternal-prioritypatent/AT349000B/en
Application filed by Secr Defence BritfiledCriticalSecr Defence Brit
Priority to AT656278ApriorityCriticalpatent/AT359993B/en
Publication of ATA656278ApublicationCriticalpatent/ATA656278A/en
Application grantedgrantedCritical
Publication of AT359993BpublicationCriticalpatent/AT359993B/en