Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7895865 | Cylinder lock assembly with a tailpiece rotationally coupled to the cylinder plug | Glenn Hartman, Dan Boadwine, Clyde T. Roberson, Doug Trent, Peter H. Field | 2011-03-01 |