Log rolling device incorporating vertical positioning means
United States Patent 3379437
US Patent References:
Amusement apparatus
- - 1407642
Exercising machine
- - 2017885
Apparatus for water sports
- - 2175197
Log rolling or birling machines
- - 2931648
Amusement apparatus
- - 1407642
Exercising machine
- - 2017885
Apparatus for water sports
- - 2175197
Log rolling or birling machines
- - 2931648
Inventors:
Warner, Harry A.
Publication Date:
04/23/1968
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International Classes:
A63B26/00