Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887292 | Electronic lock system with improved data dissemination | Philip D. Barrett, Wayne F. Larson | 1989-12-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887292 | Electronic lock system with improved data dissemination | Philip D. Barrett, Wayne F. Larson | 1989-12-12 |