Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4189930 | Method of obtaining refrigeration at cryogenic level | Anatoly B. Davydov, Sergei M. Korsakov-Bogatkov, Boris D. Krakovsky, Evgeny V. Onosovsky, Vladimir G. Pronko +3 more | 1980-02-26 |