Auxiliary sail boat
United States Patent 3238911
US Patent References:
/0656012.html
- - 0656012

/1181988.html
- - 1181988

Self-adjusting propeller
- - 1600654

Pitch control means for variable pitch propellers
- - 2931443


Inventors:
Lucian, Pazulski
Elmwood, Sts
Publication Date:
03/08/1966
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Assignee:
Lucian, Pazulski
Elmwood, Sts
Primary Class:
114/39.210
Other Classes:
290/55, 290/50
International Classes:
B63B3/38; B63B43/04; B63H3/00; B63J3/00; B63B3/00; B63B43/00