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发明名称
Display device
摘要
申请公布号
US1863516(A)
申请公布日期
1932.06.14
申请号
US19300467928
申请日期
1930.07.14
申请人
WELLS WILTON I
发明人
WELLS WILTON I.
分类号
A47F3/14
主分类号
A47F3/14
代理机构
代理人
主权项
地址
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