发明名称 Crayon holder with integral sharpener
摘要 A writing implement which employs a incremental advancement mechanism and a detachable sharpener. The sharpener, in turn, carries a detachable shavings container. This writing implement finds particular application in conjunction with crayons. The various components of the present invention, and the manner in which they interrelate, will be described more fully hereinafter.
申请公布号 US6123476(A) 申请公布日期 2000.09.26
申请号 US19990428745 申请日期 1999.10.28
申请人 ROSENTHAL, DONALD M. 发明人 ROSENTHAL, DONALD M.
分类号 B43K29/06;(IPC1-7):B43K29/06 主分类号 B43K29/06
代理机构 代理人
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