CPC Subgroup
A47C 27/04 with spring inlays (A47C27/20 takes precedence)
Full Title
Spring, stuffed or fluid mattresses specially adapted for chairs, beds or sofas > with spring inlays (A47C27/20 takes precedence)
3 direct subcodes
Child Classifications
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- A47C 27/045 Attachment of spring inlays to coverings; Use of stiffening sheets, lattices or grids under spring inlays
- A47C 27/05 with foamed material, in top, bottom, or side layers
- A47C 27/06 Spring inlays