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发明名称
Retractable writing instrument
摘要
申请公布号
GB2470853(A)
申请公布日期
2010.12.08
申请号
GB20100014855
申请日期
2008.03.13
申请人
CRAYOLA LLC
发明人
DOUGLAS A BRAND;CHRISTOPHER P OREM
分类号
B43K8/02
主分类号
B43K8/02
代理机构
代理人
主权项
地址
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