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Priority claimed from CA174,105Aexternal-prioritypatent/CA1033202A/en
Priority claimed from CA186,172Aexternal-prioritypatent/CA1033203A/en
Priority claimed from CA193,180Aexternal-prioritypatent/CA1033204A/en
Priority claimed from FI1635/74Aexternal-prioritypatent/FI53482C/fi
Application filed by Parcuf Enterprises LtdfiledCriticalParcuf Enterprises Ltd
Publication of FI760620ApublicationCriticalpatent/FI760620A/fi
Publication of FI54183BpublicationCriticalpatent/FI54183B/fi
Application grantedgrantedCritical
Publication of FI54183CpublicationCriticalpatent/FI54183C/fi