Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9765498 | Manhole cover locks, lockable manhole covers, and methods for locking a manhole cover | Lawrence E. Jordan, Michael O'Donnell, Joseph Vainauskas | 2017-09-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9765498 | Manhole cover locks, lockable manhole covers, and methods for locking a manhole cover | Lawrence E. Jordan, Michael O'Donnell, Joseph Vainauskas | 2017-09-19 |