US PATENT SUBCLASS 473 / FOR 107
.~.~ Ball pitching devices (273/26D)

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

FOR 102  DF  BASEBALL (273/25) {3}
FOR 103  DF  .~ Practice devices (273/26R) {6}
FOR 107.~.~ Ball pitching devices (273/26D)