Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4201265 | Sidepocket mandrel and method of making | Francis D. Logan | 1980-05-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4201265 | Sidepocket mandrel and method of making | Francis D. Logan | 1980-05-06 |