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Priority claimed from DE2514399Aexternal-prioritypatent/DE2514399C2/de
Application filed by Degussa, Henkel KgaafiledCriticalDegussa
Publication of ATA8578ApublicationCriticalpatent/ATA8578A/de
Application grantedgrantedCritical
Publication of AT362483BpublicationCriticalpatent/AT362483B/de