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发明名称
Ball point pen
摘要
申请公布号
US2930355(A)
申请公布日期
1960.03.29
申请号
US19570675149
申请日期
1957.07.30
申请人
SCRIPTO, INC.
发明人
BOLLERUP JOHANNES
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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