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发明名称
MECHANICAL PENCIL
摘要
申请公布号
GB2236510(B)
申请公布日期
1992.11.18
申请号
GB19900023001
申请日期
1990.10.23
申请人
* PENTEL KABUSHIKI KAISHA
发明人
KENICHI * KAMAKURA;NOBUO * MURASAWA;TSUKASA * SASAKI;YUICHI * MIYAHARA;HIROAKI * OKABAYASHI;TETSUYA * SUGIYAMA;MASAMITSU * NAGAHAMA;TSURUO * NAKAYAMA
分类号
B43K21/027
主分类号
B43K21/027
代理机构
代理人
主权项
地址
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