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Priority claimed from DE19792910409external-prioritypatent/DE2910409C2/de
Priority claimed from DE19797909757external-prioritypatent/DE7909757U1/de
Application filed by Buderus AktiengesellschaftfiledCriticalBuderus Aktiengesellschaft
Priority claimed from EP80100405Aexternal-prioritypatent/EP0016915B1/de
Application grantedgrantedCritical
Publication of ATE2355T1publicationCriticalpatent/ATE2355T1/de