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E04C3/00—Structural elongated elements designed for load-supporting
E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
E04C3/20—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of concrete or other stone-like material, e.g. with reinforcements or tensioning members
E04C3/22—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of concrete or other stone-like material, e.g. with reinforcements or tensioning members built-up by elements jointed in line
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FR940463D1947-01-311947-01-31éléments de construction préfabriqués pourvus d'isolant et leur procédé d'obtention
ExpiredFR940463A
(fr)
Procédé d'établissement d'éléments de construction et de constructions, éléments de construction et constructions résultant de l'application de ce procédé