发明名称 Writing Utensil
摘要 A writing utensil for helping a user learn to properly hold the utensil. The writing utensil includes three notches that properly align the first finger, middle finger, and thumb of the user. The notches can be color-coded to further encourage proper placement of the utensil in the user's hand.
申请公布号 US2012251218(A1) 申请公布日期 2012.10.04
申请号 US201213439182 申请日期 2012.04.04
申请人 GRATCH LEONARD 发明人 GRATCH LEONARD
分类号 B43K19/00 主分类号 B43K19/00
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