US PATENT SUBCLASS 473 / 85
.~.~.~ Magnetic force acts on pin

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}
73  DF  .~.~ Pin setter {8}
85.~.~.~ Magnetic force acts on pin

DEFINITION

Classification: 473/85

Magnetic force acts on pin:

(under subclass 73) Apparatus wherein a magnetic field exists between the target and the apparatus.

(1) Note. The force exerted by the magnet is typically for manipulating the target.