Chemical preparations for use in water softening 1935
用于软化水的化学制剂
Chinese
用于软化水的化学制剂
English
Chemical preparations for use in water softening
- Site ref.
- 1935
- Class
- 01
- Included in
- Harmonised Database (HDB), TM5 ID List, WIPO Madrid Goods and Services (MGS)