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Priority claimed from SE13195/68Aexternal-prioritypatent/SE369546B/xx
Priority claimed from SE13194/68Aexternal-prioritypatent/SE322953B/xx
Application filed by Tour & Andersson AbfiledCriticalTour & Andersson Ab
Publication of FI56892BpublicationCriticalpatent/FI56892B/en
Application grantedgrantedCritical
Publication of FI56892CpublicationCriticalpatent/FI56892C/en