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发明名称
Improved Writing Instruments
摘要
申请公布号
GB1198016(A)
申请公布日期
1970.07.08
申请号
GB19680055391
申请日期
1968.11.21
申请人
THE TEIKOKU HAT MFG. CO. LTD.
发明人
分类号
B43K8/02
主分类号
B43K8/02
代理机构
代理人
主权项
地址
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