发明名称 |
Method for producing a luminescent phosphor screen for a projection tube. |
摘要 |
<p>A phosphor screen for a cathode ray tube employing an interference filter for projection television is produced by temporarily sealing the face panel and funnel of the tube together, forming the screen by a settling technique, and then separating the screened panel and funnel to allow access to the panel for further processing prior to permanently sealing the panel and funnel together.</p> |
申请公布号 |
EP0375065(A2) |
申请公布日期 |
1990.06.27 |
申请号 |
EP19890203246 |
申请日期 |
1989.12.18 |
申请人 |
NORTH AMERICAN PHILIPS CORPORATION |
发明人 |
LANE, JOSEPH EMMETT LANE;SPEIGEL, KENNETH |
分类号 |
H01J9/22 |
主分类号 |
H01J9/22 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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