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发明名称
Surround lighting structure for image screen of cathode ray tube
摘要
申请公布号
US2779938(A)
申请公布日期
1957.01.29
申请号
US19520291123
申请日期
1952.06.02
申请人
SYLVANIA ELECTRIC PRODUCTS INC.
发明人
PIFER MARION J.
分类号
H04N5/64
主分类号
H04N5/64
代理机构
代理人
主权项
地址
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