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发明名称
Display device
摘要
申请公布号
US2083973(A)
申请公布日期
1937.06.15
申请号
US19330661737
申请日期
1933.03.20
申请人
ZIMMERMAN LEROY H
发明人
ZIMMERMAN LEROY H.
分类号
A47F5/11
主分类号
A47F5/11
代理机构
代理人
主权项
地址
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