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Priority claimed from SE7314545Aexternal-prioritypatent/SE386863B/xx
Application filed by Swepall AbfiledCriticalSwepall Ab
Publication of DK560774ApublicationCriticalpatent/DK560774A/da
Priority to DK79877ApriorityCriticalpatent/DK141578B/da
Publication of DK137079BpublicationCriticalpatent/DK137079B/da
Application grantedgrantedCritical
Publication of DK137079CpublicationCriticalpatent/DK137079C/da