Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4486754 | Lighted wind cone for evacuation aid | — | 1984-12-04 |
| 4223861 | Adjustable hanger for elongated wall mounted members | Arthur R. Guggemos | 1980-09-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4486754 | Lighted wind cone for evacuation aid | — | 1984-12-04 |
| 4223861 | Adjustable hanger for elongated wall mounted members | Arthur R. Guggemos | 1980-09-23 |