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} |
339.1 | DF | .~.~.~ Annular chambers {2} |
340.1 | DF | .~.~.~.~ Mutually free walls {1} |
341.1 | .~.~.~.~.~ With simultaneous inflating means |