Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5655339 | Tubular skylight with improved dome | Gwen H. Kramer, Ronald L. Sitzema, Jr. | 1997-08-12 |
| 5636484 | Hurricane door light | — | 1997-06-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5655339 | Tubular skylight with improved dome | Gwen H. Kramer, Ronald L. Sitzema, Jr. | 1997-08-12 |
| 5636484 | Hurricane door light | — | 1997-06-10 |