E04C 3/18 with metal reinforcements or tensioning members
Introduced: September 1968
Full Title
Full titles differ between systems:
Structural elongated elements designed for load-supporting > Joists; Girders, trusses, or truss-like structures, e.g. prefabricated; Lintels; Transoms > of wood, e.g. with reinforcements, with tensioning members > with metal reinforcements or tensioning members
Structural elongated elements designed for load-supporting (as building aids E04G) > Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; (E04C3/38 takes precedence; for structures characterised by movable, separable, or collapsible parts E04B1/343; ) > of wood, e.g. with reinforcements, with tensioning members (E04C3/292 takes precedence) > with metal reinforcements or tensioning members
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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