Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864555 | Optical information carrier, method for erasing information therein, and optical storage device realizing this method | Vyacheslav V. Petrov, Nikolai V. Gorshkov, Alexandr A. Antonov, Andrei A. Krjuchin, Alexandr P. Tokar +5 more | 1989-09-05 |