Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5695046 | Motor operator with burn-out protection | Craig J. Puhalla | 1997-12-09 |
| 5693923 | Motor operator for electrical switches | Lance Gula, Roger W. Helms, Kenneth N. Skoug | 1997-12-02 |