Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5312007 | Slackless railway coupler with draft/buff gear | John J. Steffen, David John Jarvis, David Greg Anderson, Ronald G. Butler | 1994-05-17 |
| 5305899 | Coupler follower with elastomeric wear pad for preventing metal to metal contact between the follower and the center sill side walls | — | 1994-04-26 |