Packaging & Containers
| Wed 24 Jun 2026
Beijing, June 24 -- State Intellectual Property Office of China has released Xixia Intake & Exhaust Manifold patent application for Vacuum Pump Gear Box Blank Machining Device. This invention was developed by Du Yifan, Li Xiaojuan, Wang Yanliu, Li Feng, Huang Xinhuai, Yang Junling, Zhou Zhaolun, Shi Yufeng, Zhang Pingyi and Tian..