发明名称 DRAWING INSTRUMENT
摘要 The invention relates to a drawing instrument, whose handle lies flat against the drawing instrument in the stored state and protrudes from the drawing instrument for use. A drawing instrument of this type has several advantages: it is user-friendly and can be easily packed into e.g. a school bag by the user and for the manufacturer it is cost-effective to produce, store and ship.
申请公布号 WO03031201(A2) 申请公布日期 2003.04.17
申请号 WO2002DE03749 申请日期 2002.10.04
申请人 LIU, HSING-CHONG 发明人 LIU, HSING-CHONG
分类号 B43L7/00 主分类号 B43L7/00
代理机构 代理人
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