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发明名称
Pen with nib appearing on pushing button
摘要
申请公布号
KR20130003308(U)
申请公布日期
2013.06.05
申请号
KR20110010510U
申请日期
2011.11.28
申请人
发明人
分类号
B43K24/00;B43K24/08
主分类号
B43K24/00
代理机构
代理人
主权项
地址
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