US PATENT SUBCLASS 473 / 66
.~.~ Including means for conserving energy

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

54  DF  BOWLING {6}
64  DF  .~ Handling of pin or pin representation {9}
66.~.~ Including means for conserving energy

DEFINITION

Classification: 473/66

Including means for conserving energy:

(under subclass 64) Apparatus having means for reducing the energy consumed for operation.