Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5740651 | Anchoring sleeve | — | 1998-04-21 |
| 5285964 | Method for constructing a railroad in concrete having vertical and lateral adjustment steps prior to concrete pouring | — | 1994-02-15 |
| 5203501 | Device for fixing a rail onto a slab of concrete | — | 1993-04-20 |
| 5170937 | Concrete railroad stringer or tie | — | 1992-12-15 |
| 5125573 | Device for fixing a railroad rail on a tie | — | 1992-06-30 |
| 5085547 | Screw fixing device for a concrete construction element | — | 1992-02-04 |
| 5042717 | Strap for the quick fastening of a railroad rail and tie equipped with such a strap | — | 1991-08-27 |
| 4927078 | Device for elastically and rapidly fixing a railway rail | — | 1990-05-22 |
| 4209160 | Articulated mold for objects having undercut parts | — | 1980-06-24 |