Issued Patents 2024
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12144450 | Three-joint linkage lifting device with a built-in chain for Christmas tree | — | 2024-11-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12144450 | Three-joint linkage lifting device with a built-in chain for Christmas tree | — | 2024-11-19 |