IPC Subgroup
E04C 3/07 at least partly of bent or otherwise deformed strip- or sheet-like material
Introduced: September 1968
Last revised: January 2006
Full Title
Structural elongated elements designed for load-supporting > Joists; Girders, trusses, or truss-like structures, e.g. prefabricated; Lintels; Transoms > of metal > with substantially solid, i.e. unapertured, web > at least partly of bent or otherwise deformed strip- or sheet-like material
Classification Context
- Section:
- FIXED CONSTRUCTIONS
- Class:
- BUILDING
- Subclass:
- STRUCTURAL ELEMENTS; BUILDING MATERIALS