US PATENT SUBCLASS 434 / 104
.~.~ Including relatively rotatable elements (e.g., concentrically mounted color disks, etc.)

Current as of: June, 1999
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434 /   HD   EDUCATION AND DEMONSTRATION

81  DF  VISUAL ART OR CRAFT, ARTISTIC ADORNMENT, OR COLOR TRAINING OR DEMONSTRATION {9}
98  DF  .~ Color display {6}
104.~.~ Including relatively rotatable elements (e.g., concentrically mounted color disks, etc.)

DEFINITION

Classification: 434/104

Including relatively rotatable elements (e.g.., concentrically mounted color disks, etc.):

(under subclass 98) Subject matter including parts which turn relative to each other.