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发明名称
MANUFACTURE OF BALL-PEN POINTS
摘要
申请公布号
CA748352(A)
申请公布日期
1966.12.13
申请号
CAD748352
申请日期
申请人
TOZABURO NAKATA
发明人
TOZABURO NAKATA
分类号
主分类号
代理机构
代理人
主权项
地址
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