| 发明名称 |
IMPROVEMENTS RELATING TO STREET LAMPS |
| 摘要 |
A street lamp comprises a column (10) having a light source (16) at its lower end and a light outlet (24, 26) at its upper end. Access to the light source (16) for adjustment or replacement is via a door (14). |
| 申请公布号 |
WO9007677(A1) |
申请公布日期 |
1990.07.12 |
| 申请号 |
WO1990GB00023 |
申请日期 |
1990.01.08 |
| 申请人 |
DAVID, HILARY, CHARLES;POWELL, MICHAEL, GETHIN |
发明人 |
POWELL, MICHAEL, GETHIN |
| 分类号 |
F21S8/08;F21V7/00;F21V8/00;F21V21/34 |
主分类号 |
F21S8/08 |
| 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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