Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5992561 | Sound absorber, room and method of making | Daniel Beam | 1999-11-30 |
| 4699836 | Frame for composite panel structure and method for using same | William W. Fearon, Laurence L. Eberhart, Rick G. Millspaugh | 1987-10-13 |
| 4685259 | Sound rated floor system and method of constructing same | Laurence L. Eberhart | 1987-08-11 |