WATERCRAFT
United States Patent 3483844
US Patent References:
Watercraft
- - 2940409

Watercraft
- - 3294055


Inventors:
Trautwein, Wolfgang
Publication Date:
12/16/1969
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Assignee:
Wolfgang, Trautwein
James, Tuck G.
Primary Class:
114/55.550
Other Classes:
D12/307
International Classes:
B63B35/73; B63H25/00; B63H15/00




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