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发明名称
Writing implement
摘要
申请公布号
GB977047(A)
申请公布日期
1964.12.02
申请号
GB19630047090
申请日期
1963.11.28
申请人
W.A. SHEAFFER PEN COMPANY
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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