152 / | HD | RESILIENT TIRES AND WHEELS |
151 | DF | TIRES, RESILIENT {14} |
450 | DF | .~ Pneumatic tire or inner tube {23} |
548 | DF | .~.~ Characterized by the carcass, carcass material, or physical arrangment of the carcass materials {11} |
549 | .~.~.~ Cushion means inward of outermost carcass ply |