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经营范围
发明名称
Improvements in or relating to fountain pens
摘要
申请公布号
GB472382(A)
申请公布日期
1937.09.22
申请号
GB19370009231
申请日期
1937.03.31
申请人
SIGMUND STERN
发明人
分类号
B43K5/06
主分类号
B43K5/06
代理机构
代理人
主权项
地址
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