Title:
Tumbling device
United States Patent 3100946
Inventors:
Swanberg, Harry W.
Swanberg, Edward W.
Publication Date:
08/20/1963
Export Citation:
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Assignee:
Charles, Messenger B.
Primary Class:
446/486
Other Classes:
40/415, 273/108, 273/110, 446/168, 446/316, 472/57
International Classes:
A63F9/00; A63F9/26; A63F9/00
View Patent Images:
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US Patent References:
2861390Gravity actuated mechanical toy
2140275Walking toy
1007218N/A
Foreign References:
SE107738A