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经营范围
发明名称
Fountain pen feed construction
摘要
申请公布号
GB845427(A)
申请公布日期
1960.08.24
申请号
GB19560032317
申请日期
1956.10.23
申请人
WPC ENTERPRISES INC.
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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