DIFF Subgroup
A43B 13/22 Soles made slip-preventing or wear-resisting, e.g. by impregnation or spreading a wear-resisting layer
Introduced: September 1968
Full Title
Soles; Sole-and-heel integral units > characterised by the constructive form > Soles made slip-preventing or wear-resisting, e.g. by impregnation or spreading a wear-resisting layer
Of 2 combined children, 1 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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