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IRVING IRON WORKS CO
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IRVING IRON WORKS CO
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Application filed by IRVING IRON WORKS COfiledCriticalIRVING IRON WORKS CO
Application grantedgrantedCritical
Publication of FR624967ApublicationCriticalpatent/FR624967A/en
E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
E04C5/06—Reinforcing elements of metal, e.g. with non-structural coatings of high bending resistance, i.e. of essentially three-dimensional extent, e.g. lattice girders