Title:
Windsurfer
United States Patent 3273528
US Patent References:
Amphibious vehicles
- - 3134991

Sailing catamaran
- - 3141435


Inventors:
Kiefer, Michael C.
Publication Date:
09/20/1966
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Assignee:
Kiefer, Michael C.
Primary Class:
114/61.240
Other Classes:
114/61.100, D12/304
International Classes:
B63B35/79; B63B35/73
Foreign References:
GB932071A