Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D280381 | Casing for a power lock | — | 1985-09-03 |
| D277382 | Magnetic card operated, microprocessor-based access, cycle and time-management control system | William N. Brownfield, Jr. | 1985-01-29 |