Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8083447 | Chock strap retainer for auto-rack railroad car vehicle wheel chock | John D. Anderson | 2011-12-27 |
| 7976255 | Auto-rack railroad car vehicle wheel chock | John D. Anderson, Michael K. Burke | 2011-07-12 |
| D634693 | Vehicle wheel chock face plate | John D. Anderson | 2011-03-22 |