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Priority claimed from DE19732300581external-prioritypatent/DE2300581A1/de
Priority claimed from AT8074Aexternal-prioritypatent/AT348970B/de
Application filed by Mitter & CofiledCriticalMitter & Co
Priority to AT0990975ApriorityCriticalpatent/AT363441B/de
Publication of ATA990975ApublicationCriticalpatent/ATA990975A/de
Application grantedgrantedCritical
Publication of AT363441BpublicationCriticalpatent/AT363441B/de