Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4669531 | Air heater seal frame support link | — | 1987-06-02 |
| 4418742 | Rotor construction for rotary regenerative air heater | Paul S. Larsen | 1983-12-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4669531 | Air heater seal frame support link | — | 1987-06-02 |
| 4418742 | Rotor construction for rotary regenerative air heater | Paul S. Larsen | 1983-12-06 |