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Priority claimed from AT904474Aexternal-prioritypatent/AT355526B/de
Application filed by Lacrex Brevetti SafiledCriticalLacrex Brevetti Sa
Priority to AT693476ApriorityCriticalpatent/AT360453B/de
Application grantedgrantedCritical
Publication of AT360453BpublicationCriticalpatent/AT360453B/de
Publication of ATA693476ApublicationCriticalpatent/ATA693476A/de