Mistaken swallowing prevention toy for autistic children to play
The utility model discloses a mistaken swallowing prevention toy for autistic children to play, and aims to overcome the defect that parts in an existing rearrangement toy are easily mistakenly swallowing by the autistic children. The device comprises a base plate and a movable block, a plurality of...
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Format: | Patent |
Sprache: | chi ; eng |
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