| 发明名称 |
IMPROVEMENTS IN OR RELATING TO STAIRCASES |
| 摘要 |
<p>A staircase construction is disclosed in which a plurality of identical riser units are bolted together in series, each riser unit comprising a tread member in the form of a flat slab, and two bracket members each supporting a respective end of the tread member.</p> |
| 申请公布号 |
IN149781(B) |
申请公布日期 |
1982.04.17 |
| 申请号 |
IN1975CA88219 |
申请日期 |
1975.05.01 |
| 申请人 |
WARDS CONSTR OVERSEAS LTD |
发明人 |
WARD D |
| 分类号 |
E04F11/02;E04F11/038;E04F11/18;(IPC1-7):E04F11/00 |
主分类号 |
E04F11/02 |
| 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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