Roof and ceiling structure load-bearing box unit - comprises half box reinforced concrete elements offset through half circle and joined (NL 12.6.79)
GB1243469A
Improvements in or relating to reinforced concrete roof slabs with facing layers and to the manufacture thereof
ES360577A1
System of construction of roofs with prefabricated elements, particularly for flat covers. (Machine-translation by Google Translate, not legally binding)
GB1170427A
Fluted Load-Carrying Panels for Building Structures
ES324400A1
Improvements in the assembly structures, particularly for ships and similar. (Machine-translation by Google Translate, not legally binding)
ES318814A1
Concava plate pretensed of armed concrete and procedure for its manufacture. (Machine-translation by Google Translate, not legally binding)
ES293552A1
Improvements in the concrete plates of armed concrete curved a mode of hyperbola (Machine-translation by Google Translate, not legally binding)
ES293551A1
Improvements in the concrete plates of armed concrete, curved as a hyperbola model (Machine-translation by Google Translate, not legally binding)
IE27240L
Ferroconcrete building elements
GB1002217A
Improvements in or relating to hyperbolically curved ferroconcrete shells for building construction
GB1002294A
Improvements in or relating to hyperbolically curved ferroconcrete shells for building construction
GB963274A
Improvements in and relating to roof constructions for buildings
DE1157989B
Device for the transport of prestressed bending beams or the like. Pre-fabricated parts made of reinforced concrete
DE1271355B
Spacer for reinforcement of concrete structures
GB867708A
Improvements in or relating to concrete shell roofs
GB874106A
Elevated roads or bridges of steel-reinforced concrete
GB875333A
Improvements in or relating to reinforced concrete shells
DE1185798B
Hall with conveyor belts for production or storage purposes
GB869717A
Shells curved in two directions, particularly for roof structures
