Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4855049 | Microporous membrane obtained by the irradiation of two faces and process for obtaining the same | Emmanuel Balanzat | 1989-08-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4855049 | Microporous membrane obtained by the irradiation of two faces and process for obtaining the same | Emmanuel Balanzat | 1989-08-08 |