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发明名称
Fountain pen
摘要
申请公布号
US2375770(A)
申请公布日期
1945.05.15
申请号
US19430510902
申请日期
1943.11.19
申请人
DAHIBERG ARTHUR O
发明人
DAHIBERG ARTHUR O.
分类号
B43K5/18
主分类号
B43K5/18
代理机构
代理人
主权项
地址
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