Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4333906 | Process for producing hollow fibers having a non-uniform wall thickness and a non-uniform cross-sectional area | Christopher H. Porter | 1982-06-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4333906 | Process for producing hollow fibers having a non-uniform wall thickness and a non-uniform cross-sectional area | Christopher H. Porter | 1982-06-08 |