Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853128 | Non-distorting separator for autoclavable membrane stacks | Wolfgang Wrasidlo, Frieder Hofmann | 1989-08-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853128 | Non-distorting separator for autoclavable membrane stacks | Wolfgang Wrasidlo, Frieder Hofmann | 1989-08-01 |