Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4217948 | Method for production of two-layer pipe casting | Alexandr G. Merzhanov, Alexandr R. Kachin, Inna P. Borovinskaya, Galina A. Vishnyakova | 1980-08-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4217948 | Method for production of two-layer pipe casting | Alexandr G. Merzhanov, Alexandr R. Kachin, Inna P. Borovinskaya, Galina A. Vishnyakova | 1980-08-19 |