发明名称 PENCIL AND MANUFACTURING METHOD THEREFOR
摘要 PROBLEM TO BE SOLVED: To provide a pencil which has an originality as a goods and is capable of certainly enhancing the value of a goods as well as a manufacturing method therefor. SOLUTION: This pencil 1 has a lead 2 built in the center and a pencil barrel 13a whose sectional shape is circular, with a recessed groove 3a extending, in the circumferential direction, on the outer peripheral face of the pencil barrel 13a. This recessed groove 3a is arranged at least in a part of the axial direction of the pencil barrel 13a.
申请公布号 JP2002254886(A) 申请公布日期 2002.09.11
申请号 JP20010061580 申请日期 2001.03.06
申请人 MITSUBISHI PENCIL CO LTD 发明人 SAITO HIROSHI
分类号 B43K19/02;B43K19/16;(IPC1-7):B43K19/02 主分类号 B43K19/02
代理机构 代理人
主权项
地址