Title:
Power operated jumping device
United States Patent 3013798
US Patent References:
Double rope skipping toy
- - 1893173


Inventors:
Willoughby, Donald D.
Publication Date:
12/19/1961
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Assignee:
Henderson V, R.
Primary Class:
482/81
Other Classes:
273/DIG.004
International Classes:
A63B5/20; A63B5/00
Foreign References:
GB190511098A
DE227726C