Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4343370 | Turbo-coring device equipped with a following pipe | Michel Chatard, Jean Thiery | 1982-08-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4343370 | Turbo-coring device equipped with a following pipe | Michel Chatard, Jean Thiery | 1982-08-10 |