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| Number | Title | Issue Date |
| 7040244 | Watercraft having plural narrow hulls and having submerged passive flotation devices A watercraft has at least two narrow hulls with a shallow draft and has one or more passive flotation devices that are entirely submerged. The hulls enclose the power trains for the watercraft and are accessible from the compartments of the watercraft. The passive f... | 05/09/2006 |
