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经营范围
发明名称
Improvements in fountain pen
摘要
申请公布号
GB487092(A)
申请公布日期
1938.06.15
申请号
GB19370012769
申请日期
1937.05.04
申请人
SOLOMON MARCUS SAGER
发明人
分类号
B43K5/04
主分类号
B43K5/04
代理机构
代理人
主权项
地址
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