Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11807494 | Landing lever assembly of a pneumatic vacuum elevator and method to operate the same | — | 2023-11-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11807494 | Landing lever assembly of a pneumatic vacuum elevator and method to operate the same | — | 2023-11-07 |