Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5918632 | Single-louver damper with double seal | Lothar Bachmann, Frank W. Jurgilas | 1999-07-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5918632 | Single-louver damper with double seal | Lothar Bachmann, Frank W. Jurgilas | 1999-07-06 |