Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676197 | Mounting for drive mechanism of heat exchanger screen cleaning wand | David Henry Diebold, Alan Joseph Novak, John Lewis Rukgaber, Larry Workman | 1997-10-14 |
| 5649606 | Steering and ground speed control mechanism of a dual-path hydrostatic drive system | Thomas D. Bebernes | 1997-07-22 |