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发明名称
Pen clip
摘要
申请公布号
US1825730(A)
申请公布日期
1931.10.06
申请号
US19280324155
申请日期
1928.12.06
申请人
HOKE HENRY E
发明人
HOKE HENRY E.
分类号
B43K3/00
主分类号
B43K3/00
代理机构
代理人
主权项
地址
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