Self-propelled water craft
United States Patent 3150632

Inventors:
Charles, Evans
Publication Date:
09/29/1964
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Assignee:
Charles, Evans
Primary Class:
Other Classes:
440/87, 440/41, 440/1, 114/279, 114/123, 114/55.560
International Classes:
B63B35/73
Foreign References:
IT279107B
FR1026729A