| 发明名称 |
REDDNINGSSTEGE FRAN FONSTER ELLER BALKONG VID BRAND I LEGENHET |
| 摘要 |
The rungs of the ladder do not prevent outwards into the The ladder has the same properties as a conventional fixed fire escape ladder, but only occupies a small surface and depth. The rungs are spot welded to the ladder side pieces, being firstly bent inwards at the corners. |
| 申请公布号 |
SE8603934(L) |
申请公布日期 |
1988.03.19 |
| 申请号 |
SE19860003934 |
申请日期 |
1986.09.18 |
| 申请人 |
VIKING IMPORT & EXPORT AB |
发明人 |
JONSON S H;SVENSSON G |
| 分类号 |
E06C9/14;(IPC1-7):E06C9/14 |
主分类号 |
E06C9/14 |
| 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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