Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817621 | Apparatus including doppler signal transducer for determing the position of an object | — | 1989-04-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817621 | Apparatus including doppler signal transducer for determing the position of an object | — | 1989-04-04 |