Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4207690 | Suction device for cleaning bottoms of waterways and for lifting sunken timber | — | 1980-06-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4207690 | Suction device for cleaning bottoms of waterways and for lifting sunken timber | — | 1980-06-17 |