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Application filed by Direktoer Cyril Lacy Hulbert, Simplex Electric Co LtdfiledCriticalDirektoer Cyril Lacy Hulbert
Priority to DK170248ApriorityCriticalpatent/DK78040C/en
Application grantedgrantedCritical
Publication of DK78040CpublicationCriticalpatent/DK78040C/en