with attached ribs, flanges, or the like, e.g. framed panels

Full Title

Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels > characterised by the shape or structure > with attached ribs, flanges, or the like, e.g. framed panels

Classification Context

Section:

FIXED CONSTRUCTIONS

Class:

BUILDING

Subclass:

STRUCTURAL ELEMENTS; BUILDING MATERIALS