Utility Model Patent Certificate——Automatic air feeder
Oct 30,2025
- Period:
- Jan 18,2019 - Jan 18,2030
- No.:
- CN 208394361 U
- Certification bodies:
- China State Intellectual Property Office
- Organization Phone:
- 010-62356655
- Agency website:
- https://www.cnipa.gov.cn/col/col16/index.html