Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10315490 | Noise-attenuating snorkel duct for air-handling system recirculation vent | Manfred Koberstein, John Azar, Zhengyu Liu | 2019-06-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10315490 | Noise-attenuating snorkel duct for air-handling system recirculation vent | Manfred Koberstein, John Azar, Zhengyu Liu | 2019-06-11 |