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发明名称
PEN DESK SET
摘要
申请公布号
CA389440(A)
申请公布日期
1940.06.18
申请号
CAD389440
申请日期
申请人
THE CHILTON PEN COMPANY
发明人
MILFORD GUY SYPHER
分类号
主分类号
代理机构
代理人
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