Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4466068 | Apparatus for the detection and prevention of collision risks in deep sea and coastal navigation | Francois Lefevre, Xavier Lefevre | 1984-08-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4466068 | Apparatus for the detection and prevention of collision risks in deep sea and coastal navigation | Francois Lefevre, Xavier Lefevre | 1984-08-14 |