Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5331567 | Pyramidal absorber having multiple backing layers providing improved low frequency response | Edward F. Kuester | 1994-07-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5331567 | Pyramidal absorber having multiple backing layers providing improved low frequency response | Edward F. Kuester | 1994-07-19 |