Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5658656 | Use of materials comprising microbubbles as acoustical barriers | Leland R. Whitney, Ronald W. Gerdes, Gary N. Harvieux, Charles A. Marttila, Joseph G. Mandell +1 more | 1997-08-19 |