Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4819722 | Metal well screen assembly with plastic end fitting and method of attaching same | — | 1989-04-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4819722 | Metal well screen assembly with plastic end fitting and method of attaching same | — | 1989-04-11 |