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Application filed by Plannja AbfiledCriticalPlannja Ab
Priority to SE8003209ApriorityCriticalpatent/SE8003209L/sv
Publication of SE8003209LpublicationCriticalpatent/SE8003209L/sv
E04D3/00—Roof covering by making use of flat or curved slabs or stiff sheets
E04D3/24—Roof covering by making use of flat or curved slabs or stiff sheets with special cross-section, e.g. with corrugations on both sides, with ribs, flanges, or the like
E04D3/30—Roof covering by making use of flat or curved slabs or stiff sheets with special cross-section, e.g. with corrugations on both sides, with ribs, flanges, or the like of metal