Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D262791 | Glass coated impeller | Vincent J. Piarulli, Erwin J. Nunlist | 1982-01-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D262791 | Glass coated impeller | Vincent J. Piarulli, Erwin J. Nunlist | 1982-01-26 |