Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6736074 | Lightweight wood substitute support member | William W. Pistner, Donald W. Pistner, Thomas Pistner, Dennis H. Pistner | 2004-05-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6736074 | Lightweight wood substitute support member | William W. Pistner, Donald W. Pistner, Thomas Pistner, Dennis H. Pistner | 2004-05-18 |