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DIFF Subgroup
A47C 23/05

Frames therefor; Connecting the springs to the frame

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 springs in compression, e.g. coiled > Frames therefor; Connecting the springs to the frame

Of 6 combined children, 2 exist in both systems.

3 codes are CPC-only extensions, 1 exist only in IPC.

IPC defines codes here since 1974.

Child Classifications

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  • A47C 23/0507 CPC only CPC only
  • A47C 23/0515 CPC only CPC only
  • A47C 23/0522 CPC only CPC only
  • A47C 23/053 Attachment or interconnection of springs in frames or in spring units since 1974 IPC only IPC only
  • A47C 23/055 using cords; using textile or rubber bands since 1974 IPC+CPC Available in IPC and CPC
  • A47C 23/057 Hangers or supports for fastening spring units to frame since 1974 IPC+CPC Available in IPC and CPC