Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4582043 | Furnace | Lewis Walker | 1986-04-15 |
| 4478207 | Furnace | Lewis Walker | 1984-10-23 |
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4582043 | Furnace | Lewis Walker | 1986-04-15 |
| 4478207 | Furnace | Lewis Walker | 1984-10-23 |