Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D291914 | Channel body for an air supply register | — | 1987-09-15 |
| D284996 | Air supply register | — | 1986-08-05 |
| 4412477 | Arrangement to counteract or prevent spreading of fire or smoke | — | 1983-11-01 |
| 4294165 | Arrangement to counteract or prevent spreading of fire or smoke | — | 1981-10-13 |
| 4219307 | Arrangement in axial fans, compressors, turbines, pumps or the like | — | 1980-08-26 |