Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6571667 | Manual tong safety latch | Richard Harland Miller, William Harold Macon | 2003-06-03 |
| 4981180 | Positive lock of a drive assembly | — | 1991-01-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6571667 | Manual tong safety latch | Richard Harland Miller, William Harold Macon | 2003-06-03 |
| 4981180 | Positive lock of a drive assembly | — | 1991-01-01 |