Title:
Portable collapsible boat
United States Patent 3075207
US Patent References:
Boat
- - 2415495

Collapsible boat
- - 2522910

Method of producing cellular resinous compositions
- - 2582228


Inventors:
Lewis, Charles T.
Publication Date:
01/29/1963
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Assignee:
Lewis, Charles T.
Primary Class:
114/354
International Classes:
B63B7/06; B63B7/00
Foreign References:
DE360718C
DE444840C
DE1010855B