Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4227476 | Detection streamer | Robert H. Park, Nelson N. Estes | 1980-10-14 |
| 4218987 | Torpedo detection streamer | Robert H. Park, Nelson N. Estes | 1980-08-26 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4227476 | Detection streamer | Robert H. Park, Nelson N. Estes | 1980-10-14 |
| 4218987 | Torpedo detection streamer | Robert H. Park, Nelson N. Estes | 1980-08-26 |