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Priority claimed from SE8002591Aexternal-prioritypatent/SE440596B/en
Application filed by Lindroos Paul Goran SigvardfiledCriticalLindroos Paul Goran Sigvard
Publication of FI813749LpublicationCriticalpatent/FI813749L/en
Publication of FI65369BpublicationCriticalpatent/FI65369B/en
Application grantedgrantedCritical
Publication of FI65369CpublicationCriticalpatent/FI65369C/en