DIFF Subgroup
A47C 23/061 Full Title
Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases > using wooden springs, e.g. of slat type
A47C 23/061 Spring mattresses with rigid frame or forming part of the bedstead, e.g. box springs; Divan bases; Slatted bed bases > using wooden springs, e.g. of slat type