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Priority claimed from HU821205Aexternal-prioritypatent/HU187452B/en
Application filed by Borsodi Vegyi KombfiledCriticalBorsodi Vegyi Komb
Publication of DK584983D0publicationCriticalpatent/DK584983D0/en
Publication of DK584983ApublicationCriticalpatent/DK584983A/en