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发明名称
Screen and frame assembly
摘要
申请公布号
US3002557(A)
申请公布日期
1961.10.03
申请号
US19580764984
申请日期
1958.10.02
申请人
TRANS-LUX CORPORATION
发明人
ROTH BERT W.;FRAMPTON RICHARD
分类号
G03B21/58
主分类号
G03B21/58
代理机构
代理人
主权项
地址
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