US PATENT SUBCLASS 473 / 291
.~.~.~.~ Mass distribution

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

131  DF  GOLF {23}
282  DF  .~ Club or club support {17}
287  DF  .~.~ Club set {3}
290  DF  .~.~.~ Particular correlated head characteristic {1}
291.~.~.~.~ Mass distribution

DEFINITION

Classification: 473/291

Mass distribution:

(under subclass 290) Subject matter wherein said relationship is material density and its dispersal throughout the portions.