Structural element for walls and ceilings comprizes two parts in steel frame and spaced by gap formed by part U-profile legs in parallel and profiles joined by anchor screws or bolts or plastics.
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Assembly system for roof structures
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DEVICE FOR CONNECTING THE BEARING DISASSEMBLABLE FRAMEWORK CONSTRUCTIONS
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Device for connecting dismantleable framework structures
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Connection device for dismantled half-timbered buildings
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NODE POINT CONNECTION FOR A FRAMEWORK FROM BAR ELEMENTS DESIGNED AS A HOLLOW PROFILE
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Three dimensional hollow bar lattice structure nodal tie - has nut shrunk onto threadless screw shaft section, as polygonal shaft