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Priority claimed from NLAANVRAGE7602821,Aexternal-prioritypatent/NL179362B/en
Application filed by Oce Van Der Grinten NvfiledCriticalOce Van Der Grinten Nv
Priority to AT84379ApriorityCriticalpatent/AT374408B/en
Publication of ATA84379ApublicationCriticalpatent/ATA84379A/en
Application grantedgrantedCritical
Publication of AT374408BpublicationCriticalpatent/AT374408B/en