CPC Subgroup
A47C 23/30 using combinations of springs covered by more than one of the groups A47C23/02 - A47C23/12; Frames therefor
Full Title
Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases > using combinations of springs covered by more than one of the groups A47C23/02 - A47C23/12; Frames therefor
1 direct subcode
Child Classifications
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- A47C 23/32 Combinations of nets with springs in compression; Frames therefor