Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4357764 | Submarine vehicle for dredging and raising minerals resting on the sea bed at great depths | Pierre Lemercier, Jean-Pierre Moreau, Jean Vertut, Henri Ligozat | 1982-11-09 |
| 4345658 | Vehicle able to move by adhesion on a random surface | Francois Danel, Henri Nicollet, Marc Robin, Jean Vertut | 1982-08-24 |
| 4343098 | Apparatus for mining nodules beneath the sea | Pierre Balligand, Yves-Paul Corfa, Pierre Lemercier, Jean Vertut | 1982-08-10 |