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经营范围
发明名称
Improvements in fountain pens
摘要
申请公布号
GB655919(A)
申请公布日期
1951.08.08
申请号
GB19480027735
申请日期
1948.10.25
申请人
ARTHUR WINTER
发明人
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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