Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4263245 | Process for producing high-strength, ultralow denier polybenzimidazole (PBI) filaments | — | 1981-04-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4263245 | Process for producing high-strength, ultralow denier polybenzimidazole (PBI) filaments | — | 1981-04-21 |