Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4487398 | Salt bath quenching apparatus | Joseph A. Lincoln | 1984-12-11 |
| 4431464 | Salt bath quenching method and apparatus | Joseph A. Lincoln | 1984-02-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4487398 | Salt bath quenching apparatus | Joseph A. Lincoln | 1984-12-11 |
| 4431464 | Salt bath quenching method and apparatus | Joseph A. Lincoln | 1984-02-14 |