US PATENT SUBCLASS 473 / FOR 145
.~.~ Bladders (273/65B)

Current as of: June, 1999
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473 /   HD   GAMES USING TANGIBLE PROJECTILE

FOR 134  DF  BALLS (273/58R) {14}
FOR 143  DF  .~ Football and basketball (273/65R) {6}
FOR 145.~.~ Bladders (273/65B)