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Priority claimed from DE19792922882external-prioritypatent/DE2922882A1/de
Application filed by Stockburger H, Winderlich Hans GeorgfiledCriticalStockburger H
Publication of ATA904880ApublicationCriticalpatent/ATA904880A/de
Application grantedgrantedCritical
Publication of AT372211BpublicationCriticalpatent/AT372211B/de
AT904880A1979-06-061980-05-30Verfahren zur sicherung von mit etiketten versehenen tontraegern oder tontraegerverpackungen gegen nachahmung
AT372211B
(de)