Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4455793 | Prefabricated building block and civil building composed of a plurality of such blocks assembled together | — | 1984-06-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4455793 | Prefabricated building block and civil building composed of a plurality of such blocks assembled together | — | 1984-06-26 |