Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5317305 | Personal alarm device with vibrating accelerometer motion detector and planar piezoelectric hi-level sound generator | — | 1994-05-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5317305 | Personal alarm device with vibrating accelerometer motion detector and planar piezoelectric hi-level sound generator | — | 1994-05-31 |