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发明名称
Ball-point pen
摘要
申请公布号
GB877340(A)
申请公布日期
1961.09.13
申请号
GB19590030066
申请日期
1959.09.03
申请人
TOZABURO NAKADA
发明人
分类号
B43K7/00
主分类号
B43K7/00
代理机构
代理人
主权项
地址
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