US PATENT SUBCLASS 473 / 328
.~.~.~ Reduced ground resistance


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



473 /   HD   GAMES USING TANGIBLE PROJECTILE

131  DF  GOLF {23}
282  DF  .~ Club or club support {17}
324  DF  .~.~ Head {15}
328.~.~.~ Reduced ground resistance


DEFINITION

Classification: 473/328

Reduced ground resistance:

(under subclass 324) Subject matter wherein the ball-striking portion includes structure to lessen the effect of an interaction between the portion and a surface on which the ball rests as the instrument is swung by the player.