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发明名称
Display apparatus for bulletin printers
摘要
申请公布号
US1932977(A)
申请公布日期
1933.10.31
申请号
US19320603876
申请日期
1932.04.07
申请人
THE WESTERN UNION TELEGRAPH COMPANY
发明人
LONG JAMES W.;COLLINGS THOMAS G.
分类号
H04L13/06
主分类号
H04L13/06
代理机构
代理人
主权项
地址
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