Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5423294 | Furnace tile and expansion joint | Arthur W. Cole, James D. Dougherty, John M. O'Sullivan | 1995-06-13 |
| 5394806 | Ram feeder carriage system | Arthur W. Cole, James D. Dougherty, John M. O'Sullivan | 1995-03-07 |
| 5377663 | Grate combustion system | Arthur W. Cole, James D. Dougherty, John M. O'Sullivan | 1995-01-03 |