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PCE
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DIFF Subgroup
A47C 3/22

with balancing device, e.g. by spring, by weight

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats > Chairs or stools with vertically-adjustable seats > with balancing device, e.g. by spring, by weight

CPC:

Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats (A47C1/00, A47C4/00 take precedence) > Chairs or stools with vertically-adjustable seats > with balancing device, e.g. by spring, by weight

No child classifications to compare. This is a leaf node in both IPC and CPC.