Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832265 | Perforator-injector with an internal percussion mass | Roger Anfosso, Evrard Borg, Charles Zwiller, Jean-Pierre Gouallec | 1989-05-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832265 | Perforator-injector with an internal percussion mass | Roger Anfosso, Evrard Borg, Charles Zwiller, Jean-Pierre Gouallec | 1989-05-23 |