Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4634359 | Process for the manufacture of elements in the form of insulated prepacked blocks operating as disposal caisson for receiving the load bearing mixtures and producing inner ducts, such as seats of services, in building erection | — | 1987-01-06 |
| 4261150 | Prefabricated construction elements provided with a reinforcement operating as a caisson, equipment for producing such elements and method of fabrication and application in building erection | — | 1981-04-14 |