Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4721838 | Tool for electrical discharge piercing of intricately-shaped holes and method of using same | Erkin T. Abdukarimov, Pavel M. Vetchinkin | 1988-01-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4721838 | Tool for electrical discharge piercing of intricately-shaped holes and method of using same | Erkin T. Abdukarimov, Pavel M. Vetchinkin | 1988-01-26 |