Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6502359 | Dowel placement apparatus for concrete slabs | — | 2003-01-07 |
| 5380122 | Joint forms for concrete slabs and method for installation of joint forms | G. P. Trigg | 1995-01-10 |