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Application filed by Jens Harald MikkelsenfiledCriticalJens Harald Mikkelsen
Priority to DK359952ApriorityCriticalpatent/DK77955C/da
Priority to DE1952M0009411prioritypatent/DE1655650U/de
Application grantedgrantedCritical
Publication of DK77955CpublicationCriticalpatent/DK77955C/da