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Priority claimed from DK230267Aexternal-prioritypatent/DK130953C/da
Priority claimed from AT496468Aexternal-prioritypatent/AT302234B/de
Priority claimed from DK248868AAexternal-prioritypatent/DK139705B/da
Priority claimed from AT10572Aexternal-prioritypatent/AT313300B/de
Application filed by United Technologies CorpfiledCriticalUnited Technologies Corp
Publication of ATA1057273ApublicationCriticalpatent/ATA1057273A/de
Application grantedgrantedCritical
Publication of AT343351BpublicationCriticalpatent/AT343351B/de