Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4753833 | Hollow article with zigzag projections | Semyon I. Fishgal, Irina G. Pass-Fishgal | 1988-06-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4753833 | Hollow article with zigzag projections | Semyon I. Fishgal, Irina G. Pass-Fishgal | 1988-06-28 |