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发明名称
ALPHA-NUMERIC INDICATOR
摘要
申请公布号
CA912677(A)
申请公布日期
1972.10.17
申请号
CAD912677
申请日期
申请人
COMPUTER OPTICS
发明人
THOMAS D. KEGELMAN
分类号
H01J17/48;H01J31/15;(IPC1-7):H01J31/15
主分类号
H01J17/48
代理机构
代理人
主权项
地址
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