Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4566143 | Bridging system for expansion gaps | Josef Ganz | 1986-01-28 |
| 4388015 | Drainage device embedded in a concrete slab for moisture drainage | — | 1983-06-14 |
| 4359295 | Expansion joint member | Franz Bauer | 1982-11-16 |