CPC Subgroup
E04B 7/20 Roofs consisting of self-supporting slabs, e.g. able to be loaded
Full Title
Roofs; Roof construction with regard to insulation (structures for roofs as well as for floors E04B5/00; ceilings E04B9/00; greenhouses A01G9/14; large containers having floating covers B65D88/34; roof trusses, truss-like structures, joists E04C3/02; roof coverings E04D) > Roofs consisting of self-supporting slabs, e.g. able to be loaded
3 direct subcodes
Child Classifications
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