Collapsible boats
United States Patent 3071785
US Patent References:
/0012537.html
- - 0012537

Foldable boat construction
- - 2545084

Collapsible boat
- - 2580465

Collapsible boat
- - 2644177

Knockdown boat
- - 2829385


Inventors:
John, Holt William
Publication Date:
01/08/1963
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Assignee:
John, Holt William
Primary Class:
114/354
Other Classes:
114/363
International Classes:
B63B7/06; B63B7/00
US Patent References:
2830308Collapsible boat