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发明名称
Improvements in or relating to magazine pencils
摘要
申请公布号
GB645241(A)
申请公布日期
1950.10.25
申请号
GB19480017124
申请日期
1948.06.25
申请人
JOHN ALLEN HARVEY
发明人
分类号
B43K24/16
主分类号
B43K24/16
代理机构
代理人
主权项
地址
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