Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5004885 | Apparatus for overhead submerged-arc welding | Pavel A. Varenchuk, Valentin D. Kovalev, Anatoly I. Chvertko, Nikolai T. Privalov, Vladimir G. Kuzmenko | 1991-04-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5004885 | Apparatus for overhead submerged-arc welding | Pavel A. Varenchuk, Valentin D. Kovalev, Anatoly I. Chvertko, Nikolai T. Privalov, Vladimir G. Kuzmenko | 1991-04-02 |