Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4611551 | Snorkel mast for a semi-submersible vehicle | James S. Ferguson, Isaac B. Brower-Berkhoven | 1986-09-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4611551 | Snorkel mast for a semi-submersible vehicle | James S. Ferguson, Isaac B. Brower-Berkhoven | 1986-09-16 |