Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7625155 | Mine roof cable bolt assembly | Larry B. McKinney | 2009-12-01 |
| 4669786 | Core breaker | Vernon B. Morgan | 1987-06-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7625155 | Mine roof cable bolt assembly | Larry B. McKinney | 2009-12-01 |
| 4669786 | Core breaker | Vernon B. Morgan | 1987-06-02 |