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发明名称
Fountain pen
摘要
申请公布号
US1818377(A)
申请公布日期
1931.08.11
申请号
US19290387710
申请日期
1929.08.22
申请人
BROOKE LLOYD A
发明人
BROOKE LLOYD A.
分类号
B43K5/00
主分类号
B43K5/00
代理机构
代理人
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