US PATENT SUBCLASS 273 / 455
.~.~ Circuit completion

Current as of: June, 1999
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273 /   HD   AMUSEMENT DEVICES: GAMES

440  DF  PHYSICAL SKILL OR ABILITY {9}
454  DF  .~ Electric {1}
455.~.~ Circuit completion

DEFINITION

Classification: 273/455

Circuit completion:

(under subclass 454) Apparatus including an interrupted path for current flow whose completion is intended to measure a participant's skill in the completion of a task.