Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4578970 | Portable, removable, door knob mounted, door locking apparatus | Fred L. Ordelheide | 1986-04-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4578970 | Portable, removable, door knob mounted, door locking apparatus | Fred L. Ordelheide | 1986-04-01 |