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Priority claimed from GB838313976Aexternal-prioritypatent/GB8313976D0/en
Priority claimed from GB838321731Aexternal-prioritypatent/GB8321731D0/en
Priority claimed from FI841990Aexternal-prioritypatent/FI77674C/fi
Application filed by Allied Colloids LtdfiledCriticalAllied Colloids Ltd
Publication of FI864054A0publicationCriticalpatent/FI864054A0/fi
Publication of FI864054ApublicationCriticalpatent/FI864054A/fi
Publication of FI82204BpublicationCriticalpatent/FI82204B/fi
Application grantedgrantedCritical
Publication of FI82204CpublicationCriticalpatent/FI82204C/fi