Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4309371 | Preparing refractory insulating products having controlled porosity by the wet method | Michel Marchais | 1982-01-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4309371 | Preparing refractory insulating products having controlled porosity by the wet method | Michel Marchais | 1982-01-05 |