Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5640894 | Method of assembly for tamper-resistant brake actuator | Ronald S. Plantan | 1997-06-24 |
| 5636562 | Spring brake actuator with release tool requiring limited axial space | Graydon J. Choinski, Ronald S. Plantan | 1997-06-10 |