US PATENT SUBCLASS 434 / 177
.~.~ Crossword puzzle aid
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}
177
.~.~ Crossword puzzle aid
DEFINITION
Classification: 434/177
Crossword puzzle aid:
(under subclass 167) Subject matter relating to aids for creating or working on a crossword puzzle.