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Application filed by Pekka BjoerkheimfiledCriticalPekka Bjoerkheim
Priority to DK427785ApriorityCriticalpatent/DK153126C/da
Publication of DK427785D0publicationCriticalpatent/DK427785D0/da
Publication of DK427785ApublicationCriticalpatent/DK427785A/da
Publication of DK153126BpublicationCriticalpatent/DK153126B/da
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Publication of DK153126CpublicationCriticalpatent/DK153126C/da