Non-metallic building materials having acoustic properties 40168
具有声学性能的非金属建筑材料
Chinese
具有声学性能的非金属建筑材料
English
Non-metallic building materials having acoustic properties
- Site ref.
- 40168
- Class
- 19
- Included in
- Harmonised Database (HDB), TM5 ID List, WIPO Madrid Goods and Services (MGS)