Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6609769 | Apparatus and method for pneumatically controlled graduated brake pressure release for freight train brake system | James E. Hart | 2003-08-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6609769 | Apparatus and method for pneumatically controlled graduated brake pressure release for freight train brake system | James E. Hart | 2003-08-26 |