CPC Subgroup
A47C 23/05 Frames therefor; Connecting the springs to the frame
Full Title
Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases > using springs in compression, e.g. coiled > Frames therefor; Connecting the springs to the frame
5 direct subcodes
Child Classifications
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- A47C 23/055 using cords; using textile or rubber bands
- A47C 23/057 Hangers or supports for fastening spring units to frame