US PATENT SUBCLASS 446 / 166
OPERATED BY GRAVITY-FED FLUENT MATERIAL

Current as of: June, 1999
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446 /   HD   AMUSEMENT DEVICES: TOYS

166OPERATED BY GRAVITY-FED FLUENT MATERIAL {1}
167  DF  .~> For moving figure or figure portion

DEFINITION

Classification: 446/166

OPERATED BY GRAVITY-FED FLUENT MATERIAL:

(under the class definition) Device including dynamic means powered by a falling stream of liquid or loose granular material or by weight of material accumulated from the stream.

SEE OR SEARCH THIS CLASS, SUBCLASS:

70, for a toy with which a child may construct something with sand.