Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875520 | Desiccant heat device | Donald F. Steele, Lawrence C. Hoagland, Peter J. Tolan | 1989-10-24 |
| D303580 | Multi-jointed lamp | — | 1989-09-19 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875520 | Desiccant heat device | Donald F. Steele, Lawrence C. Hoagland, Peter J. Tolan | 1989-10-24 |
| D303580 | Multi-jointed lamp | — | 1989-09-19 |