Retrofitting of ventilating installations in buildings 62557
建筑物内通风设施改造
Chinese
建筑物内通风设施改造
English
Retrofitting of ventilating installations in buildings
Spanish
modernización de las instalaciones de ventilación en edificios
- Site ref.
- 62557
- Class
- 37
- Included in
- Harmonised Database (HDB), WIPO Madrid Goods and Services (MGS)