IPC Subgroup
A43B 21/32 Resilient supports for the heel of the foot
Introduced: September 1968
Last revised: January 2006
Full Title
Heels; Top-pieces or top-lifts > characterised by the constructive form > Resilient supports for the heel of the foot
Classification Context
- Section:
- HUMAN NECESSITIES
- Class:
- FOOTWEAR
- Subclass:
- CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR