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经营范围
发明名称
A retractable mechanism for a writing element
摘要
申请公布号
GB2053099(A)
申请公布日期
1981.02.04
申请号
GB19800021408
申请日期
1980.06.30
申请人
PLATIGNUM LTD
发明人
分类号
B43K24/08;(IPC1-7):B43K24/08
主分类号
B43K24/08
代理机构
代理人
主权项
地址
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