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Motor Columbus AG
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Motor Columbus AG
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Publication of ES171574A1publicationCriticalpatent/ES171574A1/en
Perfeccionamientos en superestructuras de celosías de hormigón armado formadas por hormigón armado y sometidas principalmente al esfuerzo de pandeo caracterizándose porque por lo menos sus montantes principales son tubos llenos de hormigón.Improvements in reinforced concrete lattice superstructures formed by reinforced concrete and mainly subjected to buckling stress, characterized in that at least its main uprights are tubes filled with concrete.
ES0171574A1943-11-011945-11-14
IMPROVEMENTS IN REINFORCED CONCRETE CEILING SUPERSTRUCTURES
ExpiredES171574A1
(en)