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发明名称
Fountain pen
摘要
申请公布号
US1923633(A)
申请公布日期
1933.08.22
申请号
US19320585344
申请日期
1932.01.07
申请人
PETER MARKSTEIN ROBERT
发明人
MARKSTEIN ROBERT PETER
分类号
B43K5/17
主分类号
B43K5/17
代理机构
代理人
主权项
地址
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