Title:
Ski practice board
United States Patent 2657055
Inventors:
Earl, Denham James
Publication Date:
10/27/1953
Export Citation:
Assignee:
Earl, Denham James
Primary Class:
Other Classes:
434/253, 482/146
International Classes:
A63B69/18; A63B22/18
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US Patent References:
Foreign References:
FR832295A