Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4269552 | Apparatus for removing a welding bulge from resistance welded pipes | Mikhail R. Unigovsky, Evgeny V. Rulevsky, Georgy A. Arendt, Julian K. Konovalov, Vasily T. Ivanov +4 more | 1981-05-26 |