Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697239 | Pin tumbler cylinder lock with shearable assembly pins and method and apparatus of manufacture | Robert Harold Hanneman, James George Wagner | 1997-12-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697239 | Pin tumbler cylinder lock with shearable assembly pins and method and apparatus of manufacture | Robert Harold Hanneman, James George Wagner | 1997-12-16 |