152 / | HD | RESILIENT TIRES AND WHEELS |
151 | DF | TIRES, RESILIENT {14} |
450 | DF | .~ Pneumatic tire or inner tube {23} |
331.1 | DF | .~.~ Multiple chamber {3} |
333.1 | DF | .~.~.~ Transverse walls {2} |
334.1 | DF | .~.~.~.~ Mutually free walls {3} |
337.1 | .~.~.~.~.~ With simultaneous inflating means |