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Application filed by Mads Jespersen, Bent WillerslevfiledCriticalMads Jespersen
Priority to DK30577ApriorityCriticalpatent/DK139882B/en
Publication of DK30577ApublicationCriticalpatent/DK30577A/da
Publication of DK139882BpublicationCriticalpatent/DK139882B/en
Application grantedgrantedCritical
Publication of DK139882CpublicationCriticalpatent/DK139882C/da