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发明名称
Pen and reservoir attachment therefor
摘要
申请公布号
US2367539(A)
申请公布日期
1945.01.16
申请号
US19430501599
申请日期
1943.09.09
申请人
THE ESTERBROOK STEEL PEN MANUFACTURING CO.
发明人
THURSTON CHARLES E.
分类号
B43K1/02
主分类号
B43K1/02
代理机构
代理人
主权项
地址
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