US PATENT SUBCLASS 473 / 225
.~.~.~ Sensor integral with projectile addressing surface


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}
221  DF  .~.~ With electrical sensor or electrical indicator {3}
225.~.~.~ Sensor integral with projectile addressing surface


DEFINITION

Classification: 473/225

Sensor integral with projectile addressing surface:

(under subclass 221) Subject matter wherein the device forms part of a location where an object to be struck by the player is positioned prior to being struck.