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Application filed by A H KristiansenfiledCriticalA H Kristiansen
Priority to DK594974ApriorityCriticalpatent/DK137266B/da
Publication of DK594974ApublicationCriticalpatent/DK594974A/da
Publication of DK137266BpublicationCriticalpatent/DK137266B/da
Application grantedgrantedCritical
Publication of DK137266CpublicationCriticalpatent/DK137266C/da
