发明名称 Measuring and drawing instrument
摘要 An instrument for performing various drawing and measurement functions is disclosed. The instrument includes an elongated plate having a straight edge and a measurement region. A protractor plate is connected to the elongated plate and cooperates with a rotatable center dial for the drawing and measuring of angles. The instrument also preferably includes holes through the elongated plate. The holes are configured to receive a marking instrument so the device can be used as a compass. Additionally, an attachment region allows the instrument to be held in a conventional ring binder.
申请公布号 US5501019(A) 申请公布日期 1996.03.26
申请号 US19950403395 申请日期 1995.03.14
申请人 FISKARS INC. 发明人 CONCARI, GABRIEL E.;WESTBERG, RHONDA M.
分类号 B43L7/00;B43L9/00;(IPC1-7):G01B3/04 主分类号 B43L7/00
代理机构 代理人
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