US PATENT SUBCLASS 473 / 368
.~.~.~ Injected material

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

131  DF  GOLF {23}
351  DF  .~ Ball {8}
367  DF  .~.~ Interior includes injected or compressed material {2}
368.~.~.~ Injected material {1}
369  DF  .~.~.~.~> Injected gas

DEFINITION

Classification: 473/368

Injected material:

(under subclass 367) Subject matter wherein the interior portion comprises a material which has been forced in a fluid or semisolid state into an opening in a preformed spherical striking surface.