25387 ⎘
Hollow non-inflatable balls, i.e. having no valves; Arrangements for maintaining the pressure using special inflation gases
BALL AND METHOD FOR ITS MANUFACTURE
#2Rubber composition for hollow ball and hollow ball
#3Illuminated ball
#4Ball and method for its manufacture
#5APPARATUS FOR RECHARGING PRESSURIZED BALLS AND METHOD
#6GAS SEPARATOR AND GAS SEPARATING METHOD