Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4740037 | Continuous mining machine | George H. Keene, Robert A. Newman, Donald A. Kelly, Norman B. Mason, Charles R. Deamer | 1988-04-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4740037 | Continuous mining machine | George H. Keene, Robert A. Newman, Donald A. Kelly, Norman B. Mason, Charles R. Deamer | 1988-04-26 |