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发明名称
Display devices
摘要
申请公布号
US2943408(A)
申请公布日期
1960.07.05
申请号
US19570704046
申请日期
1957.12.20
申请人
JOHN J. KEBBA;JOHN A. PATERACKI, JR.
发明人
DOWNS WILLIAM J.
分类号
G09F11/12
主分类号
G09F11/12
代理机构
代理人
主权项
地址
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