Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5448869 | Composite framing member and window or door assembly incorporating a composite framing member | Robert P. Plagemann | 1995-09-12 |
| 5212921 | Door sill composition | — | 1993-05-25 |