Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4420346 | Method of preparing contacts and electrodes of electric vacuum apparatuses | German S. Belkin, Stal N. Voskresensky, Viktor Y. Kiselev, Ida A. Lukatskaya, Valery V. Rodionov +7 more | 1983-12-13 |