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发明名称
IMPROVEMENTS IN OR RELATING TO WRITING INSTRUMENTS
摘要
申请公布号
GB1253519(A)
申请公布日期
1971.11.17
申请号
GB19680012712
申请日期
1968.03.15
申请人
THE VICTOR PEN COMPANY;VICTOR BERGER
发明人
分类号
B43K23/012
主分类号
B43K23/012
代理机构
代理人
主权项
地址
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