Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4800691 | Self-supporting element for the construction of a building roof, comprising a metal framework associated with a single-unit insulating cladding, metal framework and insulating cladding constituting said element, and the resulting roof | — | 1989-01-31 |