Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9581022 | Free-wheeling-resistant rolls for mining roof support and the combination of a mining machine and such rolls | — | 2017-02-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9581022 | Free-wheeling-resistant rolls for mining roof support and the combination of a mining machine and such rolls | — | 2017-02-28 |