Member for venting buildings such as winter gardens, sun lounges and greenhouses.
- 专利权人:
- ORBESEN, JOHANNES, HYTTEL
- 发明人:
- ORBESEN, JOHANNES, HYTTEL
- 申请号:
- EP19900913471
- 公开号:
- EP0490948(B1)
- 申请日:
- 1990.08.31
- 申请国别(地区):
- 欧洲专利局
- 年份:
- 1994
- 代理人:
- 摘要:
- 来源网站:
- 中国工程科技知识中心
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