US PATENT SUBCLASS 473 / 265
.~.~.~.~ Plural barriers, horizontally spaced apart

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

131  DF  GOLF {23}
219  DF  .~ Practice swingable implement or indicator associated with swingable implement {4}
257  DF  .~.~ Swingable implement swing path indicator {2}
261  DF  .~.~.~ Barrier which monitors swingable implement head movement {4}
265.~.~.~.~ Plural barriers, horizontally spaced apart

DEFINITION

Classification: 473/265

Plural barriers, horizontally spaced apart:

(under subclass 261) Subject matter and further comprising a second structure, separated from the first in a horizontal direction and adapted to be contacted by the instrument to provide the player with horizontal distance information.