Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835977 | Apparatus and method of air-conditioning parked aircraft | Richard A. Haglund | 1989-06-06 |
| 4543677 | Airtight telescoping rigid conduit | Richard A. Haglund | 1985-10-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835977 | Apparatus and method of air-conditioning parked aircraft | Richard A. Haglund | 1989-06-06 |
| 4543677 | Airtight telescoping rigid conduit | Richard A. Haglund | 1985-10-01 |