Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5293987 | Feeder drive | Harold E. Patterson, Paul I. Sleppy, Arthur L. Dean | 1994-03-15 |
| 5287027 | Electromagnetic drive for use with vibratory conveyors | Arthur L. Dean, Paul I. Sleppy, Harold E. Patterson | 1994-02-15 |