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经营范围
发明名称
Improvements in or relating to broad stroke pens
摘要
申请公布号
GB805995(A)
申请公布日期
1958.12.17
申请号
GB19570018600
申请日期
1957.06.12
申请人
C. HOWARD HUNT PEN CO.
发明人
分类号
B43K1/04
主分类号
B43K1/04
代理机构
代理人
主权项
地址
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