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Priority claimed from DK422869Aexternal-prioritypatent/DK122718C/en
Application filed by Leca Trading Concession AsfiledCriticalLeca Trading Concession As
Publication of FI780876ApublicationCriticalpatent/FI780876A/en
Application grantedgrantedCritical
Publication of FI56368BpublicationCriticalpatent/FI56368B/en
Publication of FI56368CpublicationCriticalpatent/FI56368C/en