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Application filed by Akg Akustische Kino GeraetefiledCriticalAkg Akustische Kino Geraete
Priority to AT272969ApriorityCriticalpatent/AT288509B/de
Priority to DE19707010048prioritypatent/DE7010048U/de
Application grantedgrantedCritical
Publication of AT288509BpublicationCriticalpatent/AT288509B/de