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发明名称
RETRACTABLE BALL POINT PEN
摘要
申请公布号
GB1248379(A)
申请公布日期
1971.09.29
申请号
GB19710005144
申请日期
1969.03.24
申请人
A. W. FABER-CASTELL
发明人
分类号
B43K24/08
主分类号
B43K24/08
代理机构
代理人
主权项
地址
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