US PATENT SUBCLASS 434 / 172
.~.~ Letter-bearing elements (e.g., cards, blocks, etc.) selectively aligned to form word or sentence

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

156  DF  LANGUAGE {6}
167  DF  .~ Spelling, phonics, word recognition, or sentence formation {8}
172.~.~ Letter-bearing elements (e.g., cards, blocks, etc.) selectively aligned to form word or sentence {3}
173  DF  .~.~.~> Letter-bearing belt or reel-mounted strip
174  DF  .~.~.~> Rotatably mounted letter bearing element
175  DF  .~.~.~> Letter-bearing elements slidable between different grooves

DEFINITION

Classification: 434/172

Letter-bearing elements (e.g.., cards, blocks, etc.) selectively aligned to form word or sentence:

(under subclass 167) Subject matter including components which have letters thereon and which are selectively placed in order to form a word or sentence.