Boat
United States Patent 3083677
US Patent References:
Watercraft
- - 2165745

Paddlewheel centerboard for portable sailboats
- - 2717571


Inventors:
Klaus, Deubelbeiss
Publication Date:
04/02/1963
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Assignee:
Klaus, Deubelbeiss
Primary Class:
440/27
Other Classes:
440/90