Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D266414 | Sheathed electric heating element | — | 1982-10-05 |
| D263734 | Metal extrusion for an electric heating element | Donald M. Cunningham, John C. Stover | 1982-04-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D266414 | Sheathed electric heating element | — | 1982-10-05 |
| D263734 | Metal extrusion for an electric heating element | Donald M. Cunningham, John C. Stover | 1982-04-06 |