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发明名称
Fountain pen
摘要
申请公布号
US2584843(A)
申请公布日期
1952.02.05
申请号
US19490122267
申请日期
1949.10.19
申请人
JAROSLAV CERNY
发明人
CERNY JAROSLAV
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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