Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4499364 | Resistance welding apparatus for joining pipes end to end | Alexei M. Malakhov, Tamara A. Chertilina, Vladislav I. Ponomar, Nikolai I. Postolaty, Sergei I. Kuchuk-Yatsenko +5 more | 1985-02-12 |