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Priority claimed from DE19838307014external-prioritypatent/DE8307014U1/de
Priority claimed from DE19838307016external-prioritypatent/DE8307016U1/de
Application filed by Viessmann HansfiledCriticalViessmann Hans
Priority claimed from EP84102424Aexternal-prioritypatent/EP0118874B1/de
Application grantedgrantedCritical
Publication of ATE29923T1publicationCriticalpatent/ATE29923T1/de