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Priority claimed from AT118099Aexternal-prioritypatent/AT411552B/de
Application filed by Vaillant GmbhfiledCriticalVaillant Gmbh
Priority claimed from EP99250367Aexternal-prioritypatent/EP0997691B1/de
Application grantedgrantedCritical
Publication of ATE279695T1publicationCriticalpatent/ATE279695T1/de