Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8966860 | Wall lifting, transport and positioning device with roller pins | Fred J. Hovenier | 2015-03-03 |
| 8776478 | Wall lifting, transport and positioning device with roller pins | Fred J. Hovenier | 2014-07-15 |
| 6526723 | Draft block system | — | 2003-03-04 |