Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889630 | Filter body | Alexander-Maria Reinhardt | 1989-12-26 |
| 4885014 | Apparatus for filtering gases | Rainer Schubert | 1989-12-05 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889630 | Filter body | Alexander-Maria Reinhardt | 1989-12-26 |
| 4885014 | Apparatus for filtering gases | Rainer Schubert | 1989-12-05 |