Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880594 | Ventilated, no-drip, housing for electrical apparatus | — | 1989-11-14 |
| D301277 | Convection heater | — | 1989-05-23 |
| D300776 | Electric fan housing | Milton J. Halsted | 1989-04-18 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880594 | Ventilated, no-drip, housing for electrical apparatus | — | 1989-11-14 |
| D301277 | Convection heater | — | 1989-05-23 |
| D300776 | Electric fan housing | Milton J. Halsted | 1989-04-18 |