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发明名称
WRITING INSTRUMENTS
摘要
申请公布号
CA508793(A)
申请公布日期
1955.01.04
申请号
CAD508793
申请日期
申请人
EVERSHARP
发明人
HANS R. FEHLING
分类号
主分类号
代理机构
代理人
主权项
地址
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Siegelgerät
