US PATENT SUBCLASS 359 / 617
.~ Including particles loosely housed for agitation

Current as of: June, 1999
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359 /   HD   OPTICS: SYSTEMS (INCLUDING COMMUNICATION) AND ELEMENTS

616  DF  KALEIDOSCOPE {1}
617.~ Including particles loosely housed for agitation

DEFINITION

Classification: 359/617

Including particles loosely housed for agitation:

(under subclass 616) Subject matter including a chamber of loosely assorted objects, usually of irregular shapes, transparent and varicolored, which may be tumbled over each other by rotation of the chamber or moved in other ways to give ever changing visual effects.