Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676036 | Small envelope tamper-resistant spring brake actuator | — | 1997-10-14 |
| 5636562 | Spring brake actuator with release tool requiring limited axial space | Richard F. Zarybnicky, Sr., Ronald S. Plantan | 1997-06-10 |