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Title:
Amusement device
Document Type and Number:
United States Patent 3053535
Inventors:
Gabrielson, Harold M.
Plaque It!
Sponsored by:
Flash of Genius
Publication Date:
09/11/1962
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Assignee:
Gabrielson, Harold M.
Primary Class:
472/135
Other Classes:
472/118
International Classes:
A63G9/00
;
A63G9/14
US Patent References:
0835819
2107377
Apparatus for teaching tumbling
2860689
Children's riding device
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