Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676514 | Trolley car for material handling train | Gordon L. Higman, James Gould, Chris D. Erickson | 1997-10-14 |
| 5662045 | Locomotive for material handling train | Charles E. Miller, James Gould | 1997-09-02 |