Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5678864 | Quick disconnect safety shield | — | 1997-10-21 |
| D383197 | Safety shield for a joint formed in a piping system | — | 1997-09-02 |
| D381406 | Safety shield for the end cap in a piping system | — | 1997-07-22 |
| 5634591 | Sliding joint system for railway tracks, allowing a great longitudinal excursion, particularly for suspension bridges | — | 1997-06-03 |
| 5615436 | Suspension bridge framework | — | 1997-04-01 |