Damping mechanism for roller skate
Detachable frame device for in-line roller skate
Detachable in-line skate conversion apparatus
Detachable in-line skate conversion apparatus
Detachable roller skate with rear brake
Device for linear skate preventing undesirable shifting of wheel
Device for varying the alignment of wheels, particularly for in-
Digger for in-line roller skate
Dorsiflexion skate brake
Double line roller skate
Double-action inline skate with wheel surface shaped for...
Dual-purpose roller skate
Dual-purpose roller skate
Dual-purpose shoe