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Priority claimed from PL104634Aexternal-prioritypatent/PL49067B1/pl
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Publication of BE664250ApublicationCriticalpatent/BE664250A/fr
Dispositif de fixation avec securite augmente pour objet ou autre charge a des parois en matiere de haute ou faible densite ainsi que dans les briques creuses extrudees ou autres materiaux rigides utilises en construction.