发明名称 COLOR CODED LETTER GUIDE
摘要 A writing sheet assembly including a sheet-like body portion and a guide portion on the body portion. The guide portion includes at least three generally parallel spaced apart lines defining first and second portions therebetween such that a user can write on the portions while using the spaced lines to guide the writing thereof. The first portion is of a first color and the second portion is of a second color different from the first color, and the first portion is positioned on top of the second portion. The first color is blue or green and the second color is green or brown.
申请公布号 US2009067720(A1) 申请公布日期 2009.03.12
申请号 US20070853988 申请日期 2007.09.12
申请人 MEADWESTVACO CORPORATION 发明人 SCHULKEN TONI M.
分类号 G06K9/34 主分类号 G06K9/34
代理机构 代理人
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