Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4991145 | Infra-sonic detector and alarm with self adjusting reference | Steven G. Goldstein, James E. Randall, Gary E. Vanyek | 1991-02-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4991145 | Infra-sonic detector and alarm with self adjusting reference | Steven G. Goldstein, James E. Randall, Gary E. Vanyek | 1991-02-05 |