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经营范围
发明名称
Plunger type pen
摘要
申请公布号
US1903022(A)
申请公布日期
1933.03.28
申请号
US19310531568
申请日期
1931.04.20
申请人
THE CONKLIN PEN COMPANY
发明人
BASSETT GERALD L.
分类号
B43K5/06
主分类号
B43K5/06
代理机构
代理人
主权项
地址
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