DIFF Subgroup
A47C 23/06 using wooden springs, e.g. of slat type
Introduced: September 1968
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
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
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