Double walled ceiling or wall panels of reinforced concrete - eliminating process of turning upper wall onto lower wall
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Diagonally strutted two-chord lattice girder - with diagonal loop shackles extended ends bent over sideways
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DEVICE FOR WATERING AND WATERING SPORTS AND PLAYGROUNDS OF ALL KINDS
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Concrete slab with cast-in aggregate core - reinforcing wire frame enclosing aggregate, between first layer and final layer
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PROCESS FOR THE PRODUCTION OF BUILDINGS WITH ROCK CONCRETE WALLS AND REINFORCED CONCRETE SOLID SLABS
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Electrical socket for cavity walls - rear end of rods anchor into second wall
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STRUCTURE OF REINFORCED CONCRETE REINFORCEMENT
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Two-part steel door case for double concrete wall - with both parts able to slide together telescopically
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LATTICE GIRDER
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Three-dimensional lattice girder - consists of one parallel upper bar and two lower bars with U-shaped brackets welded between them
DE2329970A1
Three-dimensional lattice girder - consists of two parallel bars, in vertical spacing and joined together by welded U-shaped brackets
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DEVICE FOR THE PRODUCTION OF DOUBLE WALL PANELS
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METHOD OF CONNECTING THE LOWER CHANGES AND THE SUPPLY IRON OF A GIRDER-SHAPED REINFORCEMENT GRID USING A FLEXIBLE CONNECTING ELEMENT, DEVICE FOR PERFORMING THIS PROCESS AND CONNECTING ELEMENT
