| 发明名称 |
FLUORESCENT LAMP WITH SPACERS AND LOCALLY REDUCED LUMINESCENT MATERIAL LAYER THICKNESS |
| 摘要 |
<p>A description is given of a fluorescent lamp having spacers 6 for supporting a wall 2 of the discharge vessel, the fluorescent layer 3 having (8) a reduced thickness in a surrounding region of the spacer 6.</p> |
| 申请公布号 |
EP0990259(A1) |
申请公布日期 |
2000.04.05 |
| 申请号 |
EP19990945732 |
申请日期 |
1999.04.09 |
| 申请人 |
PATENT-TREUHAND-GESELLSCHAFT |
发明人 |
VOLLKOMMER, FRANK;HITZSCHKE, LOTHAR |
| 分类号 |
H01J61/30;H01J65/00;H01J65/04;(IPC1-7):H01J61/30 |
主分类号 |
H01J61/30 |
| 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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