(subclass WearingFrictionSurface Device) | Cars.kif 582-582 | WearingFrictionSurface e' uma sub-classe de Aparelho |
(subclass BrakeShoe WearingFrictionSurface) | Cars.kif 596-596 | BrakeShoe e' uma sub-classe de WearingFrictionSurface |
(subclass BrakePad WearingFrictionSurface) | Cars.kif 658-658 | BrakePad e' uma sub-classe de WearingFrictionSurface |