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发明名称
Sharpener for pencil-leads
摘要
申请公布号
GB660845(A)
申请公布日期
1951.11.14
申请号
GB19490005755
申请日期
1949.03.02
申请人
KARTRO S.A.
发明人
分类号
B43L23/06;B43L23/08
主分类号
B43L23/06
代理机构
代理人
主权项
地址
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