CPC Subgroup
E04B 9/36 consisting of parallel slats
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) > open-work ceilings, e.g. lattice type (E04B9/30 takes precedence) > consisting of parallel slats
2 direct subcodes
Child Classifications
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