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发明名称
DESK TABLET
摘要
申请公布号
CA308244(A)
申请公布日期
1931.02.03
申请号
CAD308244
申请日期
申请人
HARRY C. CURRIER
发明人
HARRY C. CURRIER
分类号
主分类号
代理机构
代理人
主权项
地址
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