Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4341264 | Wellhead shearing apparatus | Fern H. Cox | 1982-07-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4341264 | Wellhead shearing apparatus | Fern H. Cox | 1982-07-27 |