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Application filed by Fritz Ferdinand Julius KruegerfiledCriticalFritz Ferdinand Julius Krueger
Priority to DK227275ApriorityCriticalpatent/DK135829B/da
Publication of DK227275ApublicationCriticalpatent/DK227275A/da
Publication of DK135829BpublicationCriticalpatent/DK135829B/da
Application grantedgrantedCritical
Publication of DK135829CpublicationCriticalpatent/DK135829C/da