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PCE
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DIFF Subgroup
E04F 11/06

collapsible, e.g. folding, telescopic

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Stairways, ramps, or like structures; Balustrades; Handrails > Stairways; Layouts thereof > Movable stairways, e.g. of loft ladders which may or may not be concealable or extensible > collapsible, e.g. folding, telescopic

CPC:

Stairways, ramps, or like structures (mounting or marking-off stairways E04F21/26; of temporary construction E04G27/00; means for facilitating access to swimming pools E04H4/144; ); Balustrades; Handrails (ladders permanently attached to fixed structures E06C9/00) > Stairways; Layouts thereof > Movable stairways, e.g. of loft ladders which may or may not be concealable or extensible (ship ladders B63B; stairs for aircraft B64F; escalators or moving walkways B66B) > collapsible, e.g. folding, telescopic

Of 2 combined children, 0 exist in both systems.

2 codes are CPC-only extensions.

Child Classifications

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