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Priority claimed from AT882974Aexternal-prioritypatent/AT347526B/en
Application filed by Eggert HeinzfiledCriticalEggert Heinz
Priority to AT988176ApriorityCriticalpatent/AT367682B/en
Publication of ATA988176ApublicationCriticalpatent/ATA988176A/en
Application grantedgrantedCritical
Publication of AT367682BpublicationCriticalpatent/AT367682B/en