Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D795755 | Cylinder assembly | Honghui Dai, Zhankun Lv | 2017-08-29 |
| D793648 | Lifting cylinder | Honghui Dai, Zhankun Lv | 2017-08-01 |
| D789015 | Lifting cylinder with balanced valve | Pingguo Shu, Yihai Zhong | 2017-06-06 |