CPC Subgroup
E04B 9/12 Connections between non-parallel members of the supporting construction (E04B9/08 takes precedence)
Full Title
Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation (ceilings used as forms for making floors E04B5/00; coverings or linings for ceilings E04F13/00) > characterised by constructional features of the supporting construction > Connections between non-parallel members of the supporting construction (E04B9/08 takes precedence)
4 direct subcodes
Child Classifications
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