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Publication of BE568141ApublicationCriticalpatent/BE568141A/fr
Priority claimed from GB1719150Aexternal-prioritypatent/GB682473A/en
Priority claimed from FR766857Aexternal-prioritypatent/FR73664E/fr
Procede et dispositif pour l'obtention d'un fil de fibres comportant une ame de fibres discontinues, recouverte d'une gaine de fibres discontinues.