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Priority claimed from CH789575Aexternal-prioritypatent/CH590097A5/xx
Application filed by Inventio AgfiledCriticalInventio Ag
Publication of ATA535177ApublicationCriticalpatent/ATA535177A/de
Application grantedgrantedCritical
Publication of AT353994BpublicationCriticalpatent/AT353994B/de