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Priority claimed from CH1548575Aexternal-prioritypatent/CH622701A5/de
Application filed by Sachim SafiledCriticalSachim Sa
Publication of ATA388276ApublicationCriticalpatent/ATA388276A/de
Application grantedgrantedCritical
Publication of AT347448BpublicationCriticalpatent/AT347448B/de