Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D388308 | Electronic combination lock housing | Edward E. Pollard, Raymond Reichenbach, Larry J. Rice | 1997-12-30 |
| 5632170 | Combination lock preventing manipulation for unauthorized access | — | 1997-05-27 |