US PATENT SUBCLASS 473 / 222
.~.~.~ Sensor positioned apart from implement to interact with a separate cooperating sensor means attachable to or integral with implement

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}
222.~.~.~ Sensor positioned apart from implement to interact with a separate cooperating sensor means attachable to or integral with implement

DEFINITION

Classification: 473/222

Sensor positioned apart from implement to interact with a separate cooperating sensor means attachable to or integral with implement:

(under subclass 221) Subject matter wherein the device is spaced from the swingable instrument, and wherein a cooperating detector is secured to or forms part of the swingable instrument to interact with the device.