Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4203674 | Use of blood in the cement, mortar and concrete industry for obtaining a lightened material | — | 1980-05-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4203674 | Use of blood in the cement, mortar and concrete industry for obtaining a lightened material | — | 1980-05-20 |