Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5445220 | Apparatus for increasing productivity by cutting openings through casing, cement and the formation rock | Alexander Gurevich | 1995-08-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5445220 | Apparatus for increasing productivity by cutting openings through casing, cement and the formation rock | Alexander Gurevich | 1995-08-29 |